11/2div21/4= eching

$$1 \frac { 1 } { 2 } \div 2 \frac { 1 } { 4 } =$$

Baholash

$$\frac{2}{3}\approx 0,666666667$$

Yechim qadamlari

\frac{1\times 2+1}{2} ni \frac{2\times 4+1}{4} ga bo'lish \frac{1\times 2+1}{2} ga k'paytirish \frac{2\times 4+1}{4} ga qaytarish.

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

Surat va maxrajdagi ikkala 2 ni qisqartiring.

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

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

$$\frac{2\times 3}{1+2\times 4}$$

6 hosil qilish uchun 2 va 3 ni ko'paytirish.

$$\frac{6}{1+2\times 4}$$

8 hosil qilish uchun 2 va 4 ni ko'paytirish.

$$\frac{6}{1+8}$$

9 olish uchun 1 va 8'ni qo'shing.

$$\frac{6}{9}$$

\frac{6}{9} ulushini 3 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

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

Omil

$$\frac{2}{3} = 0,6666666666666666$$