4/5-3/10-3/12 eching

$$\frac { 4 } { 5 } - \frac { 3 } { 10 } - \frac { 3 } { 12 }$$

Baholash

$$\frac{1}{4}=0,25$$

Yechim qadamlari

5 va 10 ning eng kichik umumiy karralisi 10 ga teng. \frac{4}{5} va \frac{3}{10} ni 10 maxraj bilan kasrlarga aylantirib oling.

$$\frac{8}{10}-\frac{3}{10}-\frac{3}{12}$$

\frac{8}{10} va \frac{3}{10} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{8-3}{10}-\frac{3}{12}$$

5 olish uchun 8 dan 3 ni ayirish.

$$\frac{5}{10}-\frac{3}{12}$$

\frac{5}{10} ulushini 5 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{1}{2}-\frac{3}{12}$$

\frac{3}{12} ulushini 3 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

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

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

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

\frac{2}{4} va \frac{1}{4} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

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

1 olish uchun 2 dan 1 ni ayirish.

$$\frac{1}{4}$$

Omil

$$\frac{1}{2 ^ {2}} = 0,25$$