(7-5)4+3(4-2)+(8-2)5-2(11-10) eching

$$(7-5)4+3(4-2)+(8-2)5-2(11-10)$$

Baholash

$$42$$

Yechim qadamlari

2 olish uchun 7 dan 5 ni ayirish.

$$2\times 4+3\left(4-2\right)+\left(8-2\right)\times 5-2\left(11-10\right)$$

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

$$8+3\left(4-2\right)+\left(8-2\right)\times 5-2\left(11-10\right)$$

2 olish uchun 4 dan 2 ni ayirish.

$$8+3\times 2+\left(8-2\right)\times 5-2\left(11-10\right)$$

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

$$8+6+\left(8-2\right)\times 5-2\left(11-10\right)$$

14 olish uchun 8 va 6'ni qo'shing.

$$14+\left(8-2\right)\times 5-2\left(11-10\right)$$

6 olish uchun 8 dan 2 ni ayirish.

$$14+6\times 5-2\left(11-10\right)$$

30 hosil qilish uchun 6 va 5 ni ko'paytirish.

$$14+30-2\left(11-10\right)$$

44 olish uchun 14 va 30'ni qo'shing.

$$44-2\left(11-10\right)$$

1 olish uchun 11 dan 10 ni ayirish.

$$44-2\times 1$$

2 hosil qilish uchun 2 va 1 ni ko'paytirish.

$$44-2$$

42 olish uchun 44 dan 2 ni ayirish.

$$42$$

Omil

$$2\times 3\times 7$$