15/8*24/13 eching

$$1 \frac { 5 } { 8 } \times 2 \frac { 4 } { 13 }$$

Baholash

$$\frac{15}{4}=3,75$$

Yechim qadamlari

8 hosil qilish uchun 1 va 8 ni ko'paytirish.

$$\frac{8+5}{8}\times \frac{2\times 13+4}{13}$$

13 olish uchun 8 va 5'ni qo'shing.

$$\frac{13}{8}\times \frac{2\times 13+4}{13}$$

26 hosil qilish uchun 2 va 13 ni ko'paytirish.

$$\frac{13}{8}\times \frac{26+4}{13}$$

30 olish uchun 26 va 4'ni qo'shing.

$$\frac{13}{8}\times \frac{30}{13}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{13}{8} ni \frac{30}{13} ga ko‘paytiring.

$$\frac{13\times 30}{8\times 13}$$

Surat va maxrajdagi ikkala 13 ni qisqartiring.

$$\frac{30}{8}$$

\frac{30}{8} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{15}{4}$$

Omil

$$\frac{3 \cdot 5}{2 ^ {2}} = 3\frac{3}{4} = 3,75$$