(4-3/4*6/5):5/2= eching

$$( 4 - \frac { 3 } { 4 } \cdot \frac { 6 } { 5 } ) : \frac { 5 } { 2 } =$$

Baholash

$$\frac{31}{25}=1,24$$

Yechim qadamlari

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{3}{4} ni \frac{6}{5} ga ko‘paytiring.

$$\frac{4-\frac{3\times 6}{4\times 5}}{\frac{5}{2}}$$

\frac{3\times 6}{4\times 5} kasridagi ko‘paytirishlarni bajaring.

$$\frac{4-\frac{18}{20}}{\frac{5}{2}}$$

\frac{18}{20} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{4-\frac{9}{10}}{\frac{5}{2}}$$

4 ni \frac{40}{10} kasrga o‘giring.

$$\frac{\frac{40}{10}-\frac{9}{10}}{\frac{5}{2}}$$

\frac{40}{10} va \frac{9}{10} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{\frac{40-9}{10}}{\frac{5}{2}}$$

31 olish uchun 40 dan 9 ni ayirish.

$$\frac{\frac{31}{10}}{\frac{5}{2}}$$

\frac{31}{10} ni \frac{5}{2} ga bo'lish \frac{31}{10} ga k'paytirish \frac{5}{2} ga qaytarish.

$$\frac{31}{10}\times \frac{2}{5}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{31}{10} ni \frac{2}{5} ga ko‘paytiring.

$$\frac{31\times 2}{10\times 5}$$

\frac{31\times 2}{10\times 5} kasridagi ko‘paytirishlarni bajaring.

$$\frac{62}{50}$$

\frac{62}{50} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{31}{25}$$

Omil

$$\frac{31}{5 ^ {2}} = 1\frac{6}{25} = 1,24$$