7/8-1/2/frac{3{4}-1/2} eching

$$\frac { \frac { 7 } { 8 } - \frac { 1 } { 2 } } { \frac { 3 } { 4 } - \frac { 1 } { 2 } }$$

Baholash

$$\frac{3}{2}=1,5$$

Yechim qadamlari

8 va 2 ning eng kichik umumiy karralisi 8 ga teng. \frac{7}{8} va \frac{1}{2} ni 8 maxraj bilan kasrlarga aylantirib oling.

$$\frac{\frac{7}{8}-\frac{4}{8}}{\frac{3}{4}-\frac{1}{2}}$$

\frac{7}{8} va \frac{4}{8} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{\frac{7-4}{8}}{\frac{3}{4}-\frac{1}{2}}$$

3 olish uchun 7 dan 4 ni ayirish.

$$\frac{\frac{3}{8}}{\frac{3}{4}-\frac{1}{2}}$$

4 va 2 ning eng kichik umumiy karralisi 4 ga teng. \frac{3}{4} va \frac{1}{2} ni 4 maxraj bilan kasrlarga aylantirib oling.

$$\frac{\frac{3}{8}}{\frac{3}{4}-\frac{2}{4}}$$

\frac{3}{4} va \frac{2}{4} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{\frac{3}{8}}{\frac{3-2}{4}}$$

1 olish uchun 3 dan 2 ni ayirish.

$$\frac{\frac{3}{8}}{\frac{1}{4}}$$

\frac{3}{8} ni \frac{1}{4} ga bo'lish \frac{3}{8} ga k'paytirish \frac{1}{4} ga qaytarish.

$$\frac{3}{8}\times 4$$

\frac{3}{8}\times 4 ni yagona kasrga aylantiring.

$$\frac{3\times 4}{8}$$

12 hosil qilish uchun 3 va 4 ni ko'paytirish.

$$\frac{12}{8}$$

\frac{12}{8} ulushini 4 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{3}{2}$$

Omil

$$\frac{3}{2} = 1\frac{1}{2} = 1,5$$