4-1/2-1/4 eching

$$4 - \frac { 1 } { 2 } - \frac { 1 } { 4 }$$

Baholash

$$\frac{13}{4}=3,25$$

Yechim qadamlari

4 ni \frac{8}{2} kasrga o‘giring.

$$\frac{8}{2}-\frac{1}{2}-\frac{1}{4}$$

\frac{8}{2} va \frac{1}{2} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{8-1}{2}-\frac{1}{4}$$

7 olish uchun 8 dan 1 ni ayirish.

$$\frac{7}{2}-\frac{1}{4}$$

2 va 4 ning eng kichik umumiy karralisi 4 ga teng. \frac{7}{2} va \frac{1}{4} ni 4 maxraj bilan kasrlarga aylantirib oling.

$$\frac{14}{4}-\frac{1}{4}$$

\frac{14}{4} va \frac{1}{4} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{14-1}{4}$$

13 olish uchun 14 dan 1 ni ayirish.

$$\frac{13}{4}$$

Omil

$$\frac{13}{2 ^ {2}} = 3\frac{1}{4} = 3,25$$