51/7*22/9 eching

$$5 \frac { 1 } { 7 } \times 2 \frac { 2 } { 9 }$$

Baholash

$$\frac{80}{7}\approx 11,428571429$$

Yechim qadamlari

35 hosil qilish uchun 5 va 7 ni ko'paytirish.

$$\frac{35+1}{7}\times \frac{2\times 9+2}{9}$$

36 olish uchun 35 va 1'ni qo'shing.

$$\frac{36}{7}\times \frac{2\times 9+2}{9}$$

18 hosil qilish uchun 2 va 9 ni ko'paytirish.

$$\frac{36}{7}\times \frac{18+2}{9}$$

20 olish uchun 18 va 2'ni qo'shing.

$$\frac{36}{7}\times \frac{20}{9}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{36}{7} ni \frac{20}{9} ga ko‘paytiring.

$$\frac{36\times 20}{7\times 9}$$

\frac{36\times 20}{7\times 9} kasridagi ko‘paytirishlarni bajaring.

$$\frac{720}{63}$$

\frac{720}{63} ulushini 9 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{80}{7}$$

Omil

$$\frac{2 ^ {4} \cdot 5}{7} = 11\frac{3}{7} = 11,428571428571429$$