21/5+8div5/6 eching

$$2 \frac { 1 } { 5 } + 8 \div \frac { 5 } { 6 }$$

Baholash

$$\frac{59}{5}=11,8$$

Yechim qadamlari

10 hosil qilish uchun 2 va 5 ni ko'paytirish.

$$\frac{10+1}{5}+\frac{8}{\frac{5}{6}}$$

11 olish uchun 10 va 1'ni qo'shing.

$$\frac{11}{5}+\frac{8}{\frac{5}{6}}$$

8 ni \frac{5}{6} ga bo'lish 8 ga k'paytirish \frac{5}{6} ga qaytarish.

$$\frac{11}{5}+8\times \frac{6}{5}$$

8\times \frac{6}{5} ni yagona kasrga aylantiring.

$$\frac{11}{5}+\frac{8\times 6}{5}$$

48 hosil qilish uchun 8 va 6 ni ko'paytirish.

$$\frac{11}{5}+\frac{48}{5}$$

\frac{11}{5} va \frac{48}{5} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{11+48}{5}$$

59 olish uchun 11 va 48'ni qo'shing.

$$\frac{59}{5}$$

Omil

$$\frac{59}{5} = 11\frac{4}{5} = 11,8$$