21/4*51/3div21/4 eching

$$2 \frac { 1 } { 4 } \times 5 \frac { 1 } { 3 } \div 2 \frac { 1 } { 4 }$$

Baholash

$$\frac{16}{3}\approx 5,333333333$$

Yechim qadamlari

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

$$\frac{\frac{8+1}{4}\times \frac{5\times 3+1}{3}}{\frac{2\times 4+1}{4}}$$

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

$$\frac{\frac{9}{4}\times \frac{5\times 3+1}{3}}{\frac{2\times 4+1}{4}}$$

15 hosil qilish uchun 5 va 3 ni ko'paytirish.

$$\frac{\frac{9}{4}\times \frac{15+1}{3}}{\frac{2\times 4+1}{4}}$$

16 olish uchun 15 va 1'ni qo'shing.

$$\frac{\frac{9}{4}\times \frac{16}{3}}{\frac{2\times 4+1}{4}}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{9}{4} ni \frac{16}{3} ga ko‘paytiring.

$$\frac{\frac{9\times 16}{4\times 3}}{\frac{2\times 4+1}{4}}$$

\frac{9\times 16}{4\times 3} kasridagi ko‘paytirishlarni bajaring.

$$\frac{\frac{144}{12}}{\frac{2\times 4+1}{4}}$$

12 ni olish uchun 144 ni 12 ga bo‘ling.

$$\frac{12}{\frac{2\times 4+1}{4}}$$

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

$$\frac{12}{\frac{8+1}{4}}$$

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

$$\frac{12}{\frac{9}{4}}$$

12 ni \frac{9}{4} ga bo'lish 12 ga k'paytirish \frac{9}{4} ga qaytarish.

$$12\times \frac{4}{9}$$

12\times \frac{4}{9} ni yagona kasrga aylantiring.

$$\frac{12\times 4}{9}$$

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

$$\frac{48}{9}$$

\frac{48}{9} ulushini 3 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{16}{3}$$

Omil

$$\frac{2 ^ {4}}{3} = 5\frac{1}{3} = 5,333333333333333$$