[11+42div7-(3*2-7)]-(-12-7) eching

$$[ 11 + 42 \div 7 - ( 3 \cdot 2 - 7 ) ] - ( - 12 - 7 )$$

Baholash

$$37$$

Yechim qadamlari

6 ni olish uchun 42 ni 7 ga bo‘ling.

$$11+6-\left(3\times 2-7\right)-\left(-12-7\right)$$

17 olish uchun 11 va 6'ni qo'shing.

$$17-\left(3\times 2-7\right)-\left(-12-7\right)$$

6 hosil qilish uchun 3 va 2 ni ko'paytirish.

$$17-\left(6-7\right)-\left(-12-7\right)$$

-1 olish uchun 6 dan 7 ni ayirish.

$$17-\left(-1\right)-\left(-12-7\right)$$

-1 ning teskarisi 1 ga teng.

$$17+1-\left(-12-7\right)$$

18 olish uchun 17 va 1'ni qo'shing.

$$18-\left(-12-7\right)$$

-19 olish uchun -12 dan 7 ni ayirish.

$$18-\left(-19\right)$$

-19 ning teskarisi 19 ga teng.

$$18+19$$

37 olish uchun 18 va 19'ni qo'shing.

$$37$$

Omil

$$37$$