13div17/15*11/52 eching

$$13 \div 1 \frac { 7 } { 15 } \times \frac { 11 } { 52 }$$

Baholash

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

Yechim qadamlari

13 ni \frac{1\times 15+7}{15} ga bo'lish 13 ga k'paytirish \frac{1\times 15+7}{15} ga qaytarish.

$$\frac{13\times 15}{1\times 15+7}\times \frac{11}{52}$$

195 hosil qilish uchun 13 va 15 ni ko'paytirish.

$$\frac{195}{1\times 15+7}\times \frac{11}{52}$$

15 hosil qilish uchun 1 va 15 ni ko'paytirish.

$$\frac{195}{15+7}\times \frac{11}{52}$$

22 olish uchun 15 va 7'ni qo'shing.

$$\frac{195}{22}\times \frac{11}{52}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{195}{22} ni \frac{11}{52} ga ko‘paytiring.

$$\frac{195\times 11}{22\times 52}$$

\frac{195\times 11}{22\times 52} kasridagi ko‘paytirishlarni bajaring.

$$\frac{2145}{1144}$$

\frac{2145}{1144} ulushini 143 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

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

Omil

$$\frac{3 \cdot 5}{2 ^ {3}} = 1\frac{7}{8} = 1,875$$