71/8+41/2-075 eching

$$7 \frac { 1 } { 8 } + 4 \frac { 1 } { 2 } - 075$$

Baholash

$$\frac{93}{8}=11,625$$

Yechim qadamlari

56 hosil qilish uchun 7 va 8 ni ko'paytirish.

$$\frac{56+1}{8}+\frac{4\times 2+1}{2}-0\times 75$$

57 olish uchun 56 va 1'ni qo'shing.

$$\frac{57}{8}+\frac{4\times 2+1}{2}-0\times 75$$

8 hosil qilish uchun 4 va 2 ni ko'paytirish.

$$\frac{57}{8}+\frac{8+1}{2}-0\times 75$$

9 olish uchun 8 va 1'ni qo'shing.

$$\frac{57}{8}+\frac{9}{2}-0\times 75$$

8 va 2 ning eng kichik umumiy karralisi 8 ga teng. \frac{57}{8} va \frac{9}{2} ni 8 maxraj bilan kasrlarga aylantirib oling.

$$\frac{57}{8}+\frac{36}{8}-0\times 75$$

\frac{57}{8} va \frac{36}{8} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{57+36}{8}-0\times 75$$

93 olish uchun 57 va 36'ni qo'shing.

$$\frac{93}{8}-0\times 75$$

0 hosil qilish uchun 0 va 75 ni ko'paytirish.

$$\frac{93}{8}-0$$

\frac{93}{8} olish uchun \frac{93}{8} dan 0 ni ayirish.

$$\frac{93}{8}$$

Omil

$$\frac{3 \cdot 31}{2 ^ {3}} = 11\frac{5}{8} = 11,625$$