6-left(-9+7-1right)-left(3-left(-5+4+6right)-1right) eching

$$6- \left( -9+7-1 \right) - \left( 3- \left( -5+4+6 \right) -1 \right)$$

Baholash

$$12$$

Yechim qadamlari

-2 olish uchun -9 va 7'ni qo'shing.

$$6-\left(-2-1\right)-\left(3-\left(-5+4+6\right)-1\right)$$

-3 olish uchun -2 dan 1 ni ayirish.

$$6-\left(-3\right)-\left(3-\left(-5+4+6\right)-1\right)$$

-3 ning teskarisi 3 ga teng.

$$6+3-\left(3-\left(-5+4+6\right)-1\right)$$

9 olish uchun 6 va 3'ni qo'shing.

$$9-\left(3-\left(-5+4+6\right)-1\right)$$

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

$$9-\left(3-\left(-1+6\right)-1\right)$$

5 olish uchun -1 va 6'ni qo'shing.

$$9-\left(3-5-1\right)$$

-2 olish uchun 3 dan 5 ni ayirish.

$$9-\left(-2-1\right)$$

-3 olish uchun -2 dan 1 ni ayirish.

$$9-\left(-3\right)$$

-3 ning teskarisi 3 ga teng.

$$9+3$$

12 olish uchun 9 va 3'ni qo'shing.

$$12$$

Omil

$$2^{2}\times 3$$