51/4*63/4 eching

$$5 \frac { 1 } { 4 } \times 6 \frac { 3 } { 4 }$$

Baholash

$$\frac{567}{16}=35,4375$$

Yechim qadamlari

20 hosil qilish uchun 5 va 4 ni ko'paytirish.

$$\frac{20+1}{4}\times \frac{6\times 4+3}{4}$$

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

$$\frac{21}{4}\times \frac{6\times 4+3}{4}$$

24 hosil qilish uchun 6 va 4 ni ko'paytirish.

$$\frac{21}{4}\times \frac{24+3}{4}$$

27 olish uchun 24 va 3'ni qo'shing.

$$\frac{21}{4}\times \frac{27}{4}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{21}{4} ni \frac{27}{4} ga ko‘paytiring.

$$\frac{21\times 27}{4\times 4}$$

\frac{21\times 27}{4\times 4} kasridagi ko‘paytirishlarni bajaring.

$$\frac{567}{16}$$

Omil

$$\frac{3 ^ {4} \cdot 7}{2 ^ {4}} = 35\frac{7}{16} = 35,4375$$