(10+2)(2*10-3)-2*10^2+6 eching

$$(10+2)(2 \times 10-3)-2 \times { 10 }^{ 2 } +6$$

Baholash

$$10$$

Yechim qadamlari

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

$$12\left(2\times 10-3\right)-2\times 10^{2}+6$$

20 hosil qilish uchun 2 va 10 ni ko'paytirish.

$$12\left(20-3\right)-2\times 10^{2}+6$$

17 olish uchun 20 dan 3 ni ayirish.

$$12\times 17-2\times 10^{2}+6$$

204 hosil qilish uchun 12 va 17 ni ko'paytirish.

$$204-2\times 10^{2}+6$$

2 daraja ko‘rsatkichini 10 ga hisoblang va 100 ni qiymatni oling.

$$204-2\times 100+6$$

200 hosil qilish uchun 2 va 100 ni ko'paytirish.

$$204-200+6$$

4 olish uchun 204 dan 200 ni ayirish.

$$4+6$$

10 olish uchun 4 va 6'ni qo'shing.

$$10$$

Omil

$$2\times 5$$