1-1/2-3 eching

$$1 - \frac { 1 } { 2 } - 3$$

Baholash

$$-\frac{5}{2}=-2,5$$

Yechim qadamlari

1 ni \frac{2}{2} kasrga o‘giring.

$$\frac{2}{2}-\frac{1}{2}-3$$

\frac{2}{2} va \frac{1}{2} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{2-1}{2}-3$$

1 olish uchun 2 dan 1 ni ayirish.

$$\frac{1}{2}-3$$

3 ni \frac{6}{2} kasrga o‘giring.

$$\frac{1}{2}-\frac{6}{2}$$

\frac{1}{2} va \frac{6}{2} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{1-6}{2}$$

-5 olish uchun 1 dan 6 ni ayirish.

$$-\frac{5}{2}$$

Omil

$$-\frac{5}{2} = -2\frac{1}{2} = -2,5$$