101/2/2frac{1{4}} eching

$$\frac { 10 \frac { 1 } { 2 } } { 2 \frac { 1 } { 4 } }$$

Baholash

$$\frac{14}{3}\approx 4,666666667$$

Yechim qadamlari

\frac{10\times 2+1}{2} ni \frac{2\times 4+1}{4} ga bo'lish \frac{10\times 2+1}{2} ga k'paytirish \frac{2\times 4+1}{4} ga qaytarish.

$$\frac{\left(10\times 2+1\right)\times 4}{2\left(2\times 4+1\right)}$$

Surat va maxrajdagi ikkala 2 ni qisqartiring.

$$\frac{2\left(1+2\times 10\right)}{1+2\times 4}$$

20 hosil qilish uchun 2 va 10 ni ko'paytirish.

$$\frac{2\left(1+20\right)}{1+2\times 4}$$

21 olish uchun 1 va 20'ni qo'shing.

$$\frac{2\times 21}{1+2\times 4}$$

42 hosil qilish uchun 2 va 21 ni ko'paytirish.

$$\frac{42}{1+2\times 4}$$

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

$$\frac{42}{1+8}$$

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

$$\frac{42}{9}$$

\frac{42}{9} ulushini 3 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{14}{3}$$

Omil

$$\frac{2 \cdot 7}{3} = 4\frac{2}{3} = 4,666666666666667$$