11/5*23/5 eching

$$1 \frac { 1 } { 5 } \times 2 \frac { 3 } { 5 }$$

Baholash

$$\frac{78}{25}=3,12$$

Yechim qadamlari

5 hosil qilish uchun 1 va 5 ni ko'paytirish.

$$\frac{5+1}{5}\times \frac{2\times 5+3}{5}$$

6 olish uchun 5 va 1'ni qo'shing.

$$\frac{6}{5}\times \frac{2\times 5+3}{5}$$

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

$$\frac{6}{5}\times \frac{10+3}{5}$$

13 olish uchun 10 va 3'ni qo'shing.

$$\frac{6}{5}\times \frac{13}{5}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{6}{5} ni \frac{13}{5} ga ko‘paytiring.

$$\frac{6\times 13}{5\times 5}$$

\frac{6\times 13}{5\times 5} kasridagi ko‘paytirishlarni bajaring.

$$\frac{78}{25}$$

Omil

$$\frac{2 \cdot 3 \cdot 13}{5 ^ {2}} = 3\frac{3}{25} = 3,12$$