(9:3+7*4):(17+4+12-2)+25*4:10= eching

$$( 9 : 3 + 7 \cdot 4 ) : ( 17 + 4 + 12 - 2 ) + 25 \cdot 4 : 10 =$$

Baholash

$$11$$

Yechim qadamlari

3 ni olish uchun 9 ni 3 ga bo‘ling.

$$\frac{3+7\times 4}{17+4+12-2}+\frac{25\times 4}{10}$$

28 hosil qilish uchun 7 va 4 ni ko'paytirish.

$$\frac{3+28}{17+4+12-2}+\frac{25\times 4}{10}$$

31 olish uchun 3 va 28'ni qo'shing.

$$\frac{31}{17+4+12-2}+\frac{25\times 4}{10}$$

21 olish uchun 17 va 4'ni qo'shing.

$$\frac{31}{21+12-2}+\frac{25\times 4}{10}$$

33 olish uchun 21 va 12'ni qo'shing.

$$\frac{31}{33-2}+\frac{25\times 4}{10}$$

31 olish uchun 33 dan 2 ni ayirish.

$$\frac{31}{31}+\frac{25\times 4}{10}$$

1 ni olish uchun 31 ni 31 ga bo‘ling.

$$1+\frac{25\times 4}{10}$$

100 hosil qilish uchun 25 va 4 ni ko'paytirish.

$$1+\frac{100}{10}$$

10 ni olish uchun 100 ni 10 ga bo‘ling.

$$1+10$$

11 olish uchun 1 va 10'ni qo'shing.

$$11$$

Omil

$$11$$