left(3-1right)left(4-2right)+(3-1)(4-2)+2 eching

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

Baholash

$$10$$

Yechim qadamlari

2 olish uchun 3 dan 1 ni ayirish.

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

2 olish uchun 4 dan 2 ni ayirish.

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

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

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

2 olish uchun 3 dan 1 ni ayirish.

$$4+2\left(4-2\right)+2$$

2 olish uchun 4 dan 2 ni ayirish.

$$4+2\times 2+2$$

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

$$4+4+2$$

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

$$8+2$$

10 olish uchun 8 va 2'ni qo'shing.

$$10$$

Omil

$$2\times 5$$