8+(4-9+7)*2+4*(3-8+4) eching

$$8 + ( 4 - 9 + 7 ) \cdot 2 + 4 \cdot ( 3 - 8 + 4 )$$

Baholash

$$8$$

Yechim qadamlari

-5 olish uchun 4 dan 9 ni ayirish.

$$8+\left(-5+7\right)\times 2+4\left(3-8+4\right)$$

2 olish uchun -5 va 7'ni qo'shing.

$$8+2\times 2+4\left(3-8+4\right)$$

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

$$8+4+4\left(3-8+4\right)$$

12 olish uchun 8 va 4'ni qo'shing.

$$12+4\left(3-8+4\right)$$

-5 olish uchun 3 dan 8 ni ayirish.

$$12+4\left(-5+4\right)$$

-1 olish uchun -5 va 4'ni qo'shing.

$$12+4\left(-1\right)$$

-4 hosil qilish uchun 4 va -1 ni ko'paytirish.

$$12-4$$

8 olish uchun 12 dan 4 ni ayirish.

$$8$$

Omil

$$2^{3}$$