Evaluate
\frac{105}{2}=52.5
Factor
\frac{3 \cdot 5 \cdot 7}{2} = 52\frac{1}{2} = 52.5
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\begin{array}{l}\phantom{20)}\phantom{1}\\20\overline{)1050}\\\end{array}
Use the 1^{st} digit 1 from dividend 1050
\begin{array}{l}\phantom{20)}0\phantom{2}\\20\overline{)1050}\\\end{array}
Since 1 is less than 20, use the next digit 0 from dividend 1050 and add 0 to the quotient
\begin{array}{l}\phantom{20)}0\phantom{3}\\20\overline{)1050}\\\end{array}
Use the 2^{nd} digit 0 from dividend 1050
\begin{array}{l}\phantom{20)}00\phantom{4}\\20\overline{)1050}\\\end{array}
Since 10 is less than 20, use the next digit 5 from dividend 1050 and add 0 to the quotient
\begin{array}{l}\phantom{20)}00\phantom{5}\\20\overline{)1050}\\\end{array}
Use the 3^{rd} digit 5 from dividend 1050
\begin{array}{l}\phantom{20)}005\phantom{6}\\20\overline{)1050}\\\phantom{20)}\underline{\phantom{}100\phantom{9}}\\\phantom{20)99}5\\\end{array}
Find closest multiple of 20 to 105. We see that 5 \times 20 = 100 is the nearest. Now subtract 100 from 105 to get reminder 5. Add 5 to quotient.
\begin{array}{l}\phantom{20)}005\phantom{7}\\20\overline{)1050}\\\phantom{20)}\underline{\phantom{}100\phantom{9}}\\\phantom{20)99}50\\\end{array}
Use the 4^{th} digit 0 from dividend 1050
\begin{array}{l}\phantom{20)}0052\phantom{8}\\20\overline{)1050}\\\phantom{20)}\underline{\phantom{}100\phantom{9}}\\\phantom{20)99}50\\\phantom{20)}\underline{\phantom{99}40\phantom{}}\\\phantom{20)99}10\\\end{array}
Find closest multiple of 20 to 50. We see that 2 \times 20 = 40 is the nearest. Now subtract 40 from 50 to get reminder 10. Add 2 to quotient.
\text{Quotient: }52 \text{Reminder: }10
Since 10 is less than 20, stop the division. The reminder is 10. The topmost line 0052 is the quotient. Remove all zeros at the start of the quotient to get the actual quotient 52.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}