2020+2019-2018+2017-2016+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901=-এর সমাধান করুন

$$2020+2019-2018+2017-2016+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901=$$

মূল্যায়ন করুন

$$4010$$

সমাধানের ধাপগুলো

4039 পেতে 2020 এবং 2019 যোগ করুন।

$$4039-2018+2017-2016+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2021 পেতে 4039 থেকে 2018 বাদ দিন।

$$2021+2017-2016+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4038 পেতে 2021 এবং 2017 যোগ করুন।

$$4038-2016+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2022 পেতে 4038 থেকে 2016 বাদ দিন।

$$2022+2015-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4037 পেতে 2022 এবং 2015 যোগ করুন।

$$4037-2014+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2023 পেতে 4037 থেকে 2014 বাদ দিন।

$$2023+2013-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4036 পেতে 2023 এবং 2013 যোগ করুন।

$$4036-2012+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2024 পেতে 4036 থেকে 2012 বাদ দিন।

$$2024+2011-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4035 পেতে 2024 এবং 2011 যোগ করুন।

$$4035-2010+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2025 পেতে 4035 থেকে 2010 বাদ দিন।

$$2025+2009-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4034 পেতে 2025 এবং 2009 যোগ করুন।

$$4034-2008+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2026 পেতে 4034 থেকে 2008 বাদ দিন।

$$2026+2007-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4033 পেতে 2026 এবং 2007 যোগ করুন।

$$4033-2006+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2027 পেতে 4033 থেকে 2006 বাদ দিন।

$$2027+2005-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4032 পেতে 2027 এবং 2005 যোগ করুন।

$$4032-2004+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2028 পেতে 4032 থেকে 2004 বাদ দিন।

$$2028+2003-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4031 পেতে 2028 এবং 2003 যোগ করুন।

$$4031-2002+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2029 পেতে 4031 থেকে 2002 বাদ দিন।

$$2029+2001-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4030 পেতে 2029 এবং 2001 যোগ করুন।

$$4030-2000+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2030 পেতে 4030 থেকে 2000 বাদ দিন।

$$2030+1999-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4029 পেতে 2030 এবং 1999 যোগ করুন।

$$4029-1998+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2031 পেতে 4029 থেকে 1998 বাদ দিন।

$$2031+1997-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4028 পেতে 2031 এবং 1997 যোগ করুন।

$$4028-1996+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2032 পেতে 4028 থেকে 1996 বাদ দিন।

$$2032+1995-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4027 পেতে 2032 এবং 1995 যোগ করুন।

$$4027-1994+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2033 পেতে 4027 থেকে 1994 বাদ দিন।

$$2033+1993-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4026 পেতে 2033 এবং 1993 যোগ করুন।

$$4026-1962+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2064 পেতে 4026 থেকে 1962 বাদ দিন।

$$2064+1991-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4055 পেতে 2064 এবং 1991 যোগ করুন।

$$4055-1990+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2065 পেতে 4055 থেকে 1990 বাদ দিন।

$$2065+1989-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4054 পেতে 2065 এবং 1989 যোগ করুন।

$$4054-1988+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2066 পেতে 4054 থেকে 1988 বাদ দিন।

$$2066+1987-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4053 পেতে 2066 এবং 1987 যোগ করুন।

$$4053-1986+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2067 পেতে 4053 থেকে 1986 বাদ দিন।

$$2067+1985-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4052 পেতে 2067 এবং 1985 যোগ করুন।

$$4052-1984+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2068 পেতে 4052 থেকে 1984 বাদ দিন।

$$2068+1983-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4051 পেতে 2068 এবং 1983 যোগ করুন।

$$4051-1982+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2069 পেতে 4051 থেকে 1982 বাদ দিন।

$$2069+1981-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4050 পেতে 2069 এবং 1981 যোগ করুন।

$$4050-1980+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2070 পেতে 4050 থেকে 1980 বাদ দিন।

$$2070+1979-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4049 পেতে 2070 এবং 1979 যোগ করুন।

$$4049-1978+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2071 পেতে 4049 থেকে 1978 বাদ দিন।

$$2071+1977-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4048 পেতে 2071 এবং 1977 যোগ করুন।

$$4048-1976+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2072 পেতে 4048 থেকে 1976 বাদ দিন।

$$2072+1975-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4047 পেতে 2072 এবং 1975 যোগ করুন।

$$4047-1974+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2073 পেতে 4047 থেকে 1974 বাদ দিন।

$$2073+1973-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4046 পেতে 2073 এবং 1973 যোগ করুন।

$$4046-1972+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2074 পেতে 4046 থেকে 1972 বাদ দিন।

$$2074+1971-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4045 পেতে 2074 এবং 1971 যোগ করুন।

$$4045-1970+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2075 পেতে 4045 থেকে 1970 বাদ দিন।

$$2075+1969-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4044 পেতে 2075 এবং 1969 যোগ করুন।

$$4044-1968+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2076 পেতে 4044 থেকে 1968 বাদ দিন।

$$2076+1967-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4043 পেতে 2076 এবং 1967 যোগ করুন।

$$4043-1966+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2077 পেতে 4043 থেকে 1966 বাদ দিন।

$$2077+1965-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4042 পেতে 2077 এবং 1965 যোগ করুন।

$$4042-1964+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2078 পেতে 4042 থেকে 1964 বাদ দিন।

$$2078+1963-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4041 পেতে 2078 এবং 1963 যোগ করুন।

$$4041-1962+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2079 পেতে 4041 থেকে 1962 বাদ দিন।

$$2079+1961-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4040 পেতে 2079 এবং 1961 যোগ করুন।

$$4040-1960+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2080 পেতে 4040 থেকে 1960 বাদ দিন।

$$2080+1959-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4039 পেতে 2080 এবং 1959 যোগ করুন।

$$4039-1958+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2081 পেতে 4039 থেকে 1958 বাদ দিন।

$$2081+1957-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4038 পেতে 2081 এবং 1957 যোগ করুন।

$$4038-1956+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2082 পেতে 4038 থেকে 1956 বাদ দিন।

$$2082+1955-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4037 পেতে 2082 এবং 1955 যোগ করুন।

$$4037-1954+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2083 পেতে 4037 থেকে 1954 বাদ দিন।

$$2083+1953-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4036 পেতে 2083 এবং 1953 যোগ করুন।

$$4036-1952+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2084 পেতে 4036 থেকে 1952 বাদ দিন।

$$2084+1951-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4035 পেতে 2084 এবং 1951 যোগ করুন।

$$4035-1950+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2085 পেতে 4035 থেকে 1950 বাদ দিন।

$$2085+1949-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4034 পেতে 2085 এবং 1949 যোগ করুন।

$$4034-1948+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2086 পেতে 4034 থেকে 1948 বাদ দিন।

$$2086+1947-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4033 পেতে 2086 এবং 1947 যোগ করুন।

$$4033-1946+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2087 পেতে 4033 থেকে 1946 বাদ দিন।

$$2087+1945-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4032 পেতে 2087 এবং 1945 যোগ করুন।

$$4032-1944+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2088 পেতে 4032 থেকে 1944 বাদ দিন।

$$2088+1943-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4031 পেতে 2088 এবং 1943 যোগ করুন।

$$4031-1942+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2089 পেতে 4031 থেকে 1942 বাদ দিন।

$$2089+1941-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4030 পেতে 2089 এবং 1941 যোগ করুন।

$$4030-1940+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2090 পেতে 4030 থেকে 1940 বাদ দিন।

$$2090+1939-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4029 পেতে 2090 এবং 1939 যোগ করুন।

$$4029-1938+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2091 পেতে 4029 থেকে 1938 বাদ দিন।

$$2091+1937-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4028 পেতে 2091 এবং 1937 যোগ করুন।

$$4028-1936+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2092 পেতে 4028 থেকে 1936 বাদ দিন।

$$2092+1935-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4027 পেতে 2092 এবং 1935 যোগ করুন।

$$4027-1934+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2093 পেতে 4027 থেকে 1934 বাদ দিন।

$$2093+1933-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4026 পেতে 2093 এবং 1933 যোগ করুন।

$$4026-1932+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2094 পেতে 4026 থেকে 1932 বাদ দিন।

$$2094+1931-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4025 পেতে 2094 এবং 1931 যোগ করুন।

$$4025-1930+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2095 পেতে 4025 থেকে 1930 বাদ দিন।

$$2095+1929-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4024 পেতে 2095 এবং 1929 যোগ করুন।

$$4024-1928+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2096 পেতে 4024 থেকে 1928 বাদ দিন।

$$2096+1927-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4023 পেতে 2096 এবং 1927 যোগ করুন।

$$4023-1926+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2097 পেতে 4023 থেকে 1926 বাদ দিন।

$$2097+1925-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4022 পেতে 2097 এবং 1925 যোগ করুন।

$$4022-1924+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2098 পেতে 4022 থেকে 1924 বাদ দিন।

$$2098+1923-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4021 পেতে 2098 এবং 1923 যোগ করুন।

$$4021-1922+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2099 পেতে 4021 থেকে 1922 বাদ দিন।

$$2099+1921-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4020 পেতে 2099 এবং 1921 যোগ করুন।

$$4020-1920+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2100 পেতে 4020 থেকে 1920 বাদ দিন।

$$2100+1919-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4019 পেতে 2100 এবং 1919 যোগ করুন।

$$4019-1918+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2101 পেতে 4019 থেকে 1918 বাদ দিন।

$$2101+1917-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4018 পেতে 2101 এবং 1917 যোগ করুন।

$$4018-1916+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2102 পেতে 4018 থেকে 1916 বাদ দিন।

$$2102+1915-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4017 পেতে 2102 এবং 1915 যোগ করুন।

$$4017-1914+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2103 পেতে 4017 থেকে 1914 বাদ দিন।

$$2103+1913-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4016 পেতে 2103 এবং 1913 যোগ করুন।

$$4016-1912+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2104 পেতে 4016 থেকে 1912 বাদ দিন।

$$2104+1911-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4015 পেতে 2104 এবং 1911 যোগ করুন।

$$4015-1910+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

2105 পেতে 4015 থেকে 1910 বাদ দিন।

$$2105+1909-1908+1907-1906+1905-1904+1903-1902+1901$$

4014 পেতে 2105 এবং 1909 যোগ করুন।

$$4014-1908+1907-1906+1905-1904+1903-1902+1901$$

2106 পেতে 4014 থেকে 1908 বাদ দিন।

$$2106+1907-1906+1905-1904+1903-1902+1901$$

4013 পেতে 2106 এবং 1907 যোগ করুন।

$$4013-1906+1905-1904+1903-1902+1901$$

2107 পেতে 4013 থেকে 1906 বাদ দিন।

$$2107+1905-1904+1903-1902+1901$$

4012 পেতে 2107 এবং 1905 যোগ করুন।

$$4012-1904+1903-1902+1901$$

2108 পেতে 4012 থেকে 1904 বাদ দিন।

$$2108+1903-1902+1901$$

4011 পেতে 2108 এবং 1903 যোগ করুন।

$$4011-1902+1901$$

2109 পেতে 4011 থেকে 1902 বাদ দিন।

$$2109+1901$$

4010 পেতে 2109 এবং 1901 যোগ করুন।

$$4010$$

ভাঙা

$$2\times 5\times 401$$