(10+2)(2*10-3)-2*10^2+6/10-5 eching

$$\frac{ (10+2)(2 \times 10-3)-2 \times { 10 }^{ 2 } +6 }{ 10-5 }$$

Baholash

$$2$$

Yechim qadamlari

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

$$\frac{12\left(2\times 10-3\right)-2\times 10^{2}+6}{10-5}$$

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

$$\frac{12\left(20-3\right)-2\times 10^{2}+6}{10-5}$$

17 olish uchun 20 dan 3 ni ayirish.

$$\frac{12\times 17-2\times 10^{2}+6}{10-5}$$

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

$$\frac{204-2\times 10^{2}+6}{10-5}$$

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

$$\frac{204-2\times 100+6}{10-5}$$

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

$$\frac{204-200+6}{10-5}$$

4 olish uchun 204 dan 200 ni ayirish.

$$\frac{4+6}{10-5}$$

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

$$\frac{10}{10-5}$$

5 olish uchun 10 dan 5 ni ayirish.

$$\frac{10}{5}$$

2 ni olish uchun 10 ni 5 ga bo‘ling.

$$2$$

Omil

$$2$$