41/2*(-12/3)div(3div3/4) eching

$$4 \frac { 1 } { 2 } \times ( - 1 \frac { 2 } { 3 } ) \div ( 3 \div \frac { 3 } { 4 } )$$

Baholash

$$-\frac{15}{8}=-1,875$$

Yechim qadamlari

8 hosil qilish uchun 4 va 2 ni ko'paytirish.

$$\frac{\frac{8+1}{2}\left(-\frac{1\times 3+2}{3}\right)}{\frac{3}{\frac{3}{4}}}$$

9 olish uchun 8 va 1'ni qo'shing.

$$\frac{\frac{9}{2}\left(-\frac{1\times 3+2}{3}\right)}{\frac{3}{\frac{3}{4}}}$$

3 hosil qilish uchun 1 va 3 ni ko'paytirish.

$$\frac{\frac{9}{2}\left(-\frac{3+2}{3}\right)}{\frac{3}{\frac{3}{4}}}$$

5 olish uchun 3 va 2'ni qo'shing.

$$\frac{\frac{9}{2}\left(-\frac{5}{3}\right)}{\frac{3}{\frac{3}{4}}}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{9}{2} ni -\frac{5}{3} ga ko‘paytiring.

$$\frac{\frac{9\left(-5\right)}{2\times 3}}{\frac{3}{\frac{3}{4}}}$$

\frac{9\left(-5\right)}{2\times 3} kasridagi ko‘paytirishlarni bajaring.

$$\frac{\frac{-45}{6}}{\frac{3}{\frac{3}{4}}}$$

\frac{-45}{6} ulushini 3 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{-\frac{15}{2}}{\frac{3}{\frac{3}{4}}}$$

3 ni \frac{3}{4} ga bo'lish 3 ga k'paytirish \frac{3}{4} ga qaytarish.

$$\frac{-\frac{15}{2}}{3\times \frac{4}{3}}$$

3 va 3 ni qisqartiring.

$$\frac{-\frac{15}{2}}{4}$$

\frac{-\frac{15}{2}}{4} ni yagona kasrga aylantiring.

$$\frac{-15}{2\times 4}$$

8 hosil qilish uchun 2 va 4 ni ko'paytirish.

$$\frac{-15}{8}$$

\frac{-15}{8} kasri manfiy belgini olib tashlash bilan -\frac{15}{8} sifatida qayta yozilishi mumkin.

$$-\frac{15}{8}$$

Omil

$$-\frac{15}{8} = -1\frac{7}{8} = -1,875$$