9/4-3+2 eching

$$\frac { 9 } { 4 } - 3 + 2$$

Baholash

$$\frac{5}{4}=1,25$$

Yechim qadamlari

3 ni \frac{12}{4} kasrga o‘giring.

$$\frac{9}{4}-\frac{12}{4}+2$$

\frac{9}{4} va \frac{12}{4} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{9-12}{4}+2$$

-3 olish uchun 9 dan 12 ni ayirish.

$$-\frac{3}{4}+2$$

2 ni \frac{8}{4} kasrga o‘giring.

$$-\frac{3}{4}+\frac{8}{4}$$

-\frac{3}{4} va \frac{8}{4} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{-3+8}{4}$$

5 olish uchun -3 va 8'ni qo'shing.

$$\frac{5}{4}$$

Omil

$$\frac{5}{2 ^ {2}} = 1\frac{1}{4} = 1,25$$