3/8div11/2+11/4 eching

$$\frac{ 3 }{ 8 } \div 1 \frac{ 1 }{ 2 } +1 \frac{ 1 }{ 4 }$$

Baholash

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

Yechim qadamlari

\frac{3}{8} ni \frac{1\times 2+1}{2} ga bo'lish \frac{3}{8} ga k'paytirish \frac{1\times 2+1}{2} ga qaytarish.

$$\frac{3\times 2}{8\left(1\times 2+1\right)}+\frac{1\times 4+1}{4}$$

Surat va maxrajdagi ikkala 2 ni qisqartiring.

$$\frac{3}{4\left(1+2\right)}+\frac{1\times 4+1}{4}$$

3 olish uchun 1 va 2'ni qo'shing.

$$\frac{3}{4\times 3}+\frac{1\times 4+1}{4}$$

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

$$\frac{3}{12}+\frac{1\times 4+1}{4}$$

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

$$\frac{1}{4}+\frac{1\times 4+1}{4}$$

4 hosil qilish uchun 1 va 4 ni ko'paytirish.

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

5 olish uchun 4 va 1'ni qo'shing.

$$\frac{1}{4}+\frac{5}{4}$$

\frac{1}{4} va \frac{5}{4} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{1+5}{4}$$

6 olish uchun 1 va 5'ni qo'shing.

$$\frac{6}{4}$$

\frac{6}{4} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

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

Omil

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