4/5*2/5^2+3 eching

$$\frac{ 4 }{ 5 } \times \frac{ 2 }{ { 5 }^{ 2 } } +3$$

Baholash

$$\frac{383}{125}=3,064$$

Yechim qadamlari

2 daraja ko‘rsatkichini 5 ga hisoblang va 25 ni qiymatni oling.

$$\frac{4}{5}\times \frac{2}{25}+3$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{4}{5} ni \frac{2}{25} ga ko‘paytiring.

$$\frac{4\times 2}{5\times 25}+3$$

\frac{4\times 2}{5\times 25} kasridagi ko‘paytirishlarni bajaring.

$$\frac{8}{125}+3$$

3 ni \frac{375}{125} kasrga o‘giring.

$$\frac{8}{125}+\frac{375}{125}$$

\frac{8}{125} va \frac{375}{125} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{8+375}{125}$$

383 olish uchun 8 va 375'ni qo'shing.

$$\frac{383}{125}$$

Omil

$$\frac{383}{5 ^ {3}} = 3\frac{8}{125} = 3,064$$