-48+48(-78)+48:(-21) eching

$$- 48 + 48 ( - 78 ) + 48 : ( - 21 )$$

Baholash

$$-\frac{26560}{7}\approx -3794,285714286$$

Yechim qadamlari

-3744 hosil qilish uchun 48 va -78 ni ko'paytirish.

$$-48-3744+\frac{48}{-21}$$

-3792 olish uchun -48 dan 3744 ni ayirish.

$$-3792+\frac{48}{-21}$$

\frac{48}{-21} ulushini 3 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$-3792-\frac{16}{7}$$

-3792 ni -\frac{26544}{7} kasrga o‘giring.

$$-\frac{26544}{7}-\frac{16}{7}$$

-\frac{26544}{7} va \frac{16}{7} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{-26544-16}{7}$$

-26560 olish uchun -26544 dan 16 ni ayirish.

$$-\frac{26560}{7}$$

Omil

$$-\frac{26560}{7} = -3794\frac{2}{7} = -3794,285714285714$$