4*10^4:8*10^-2 eching

$$4 \cdot 10 ^ { 4 } : 8 \cdot 10 ^ { - 2 }$$

Baholash

$$50$$

Yechim qadamlari

4 daraja ko‘rsatkichini 10 ga hisoblang va 10000 ni qiymatni oling.

$$\frac{4\times 10000}{8}\times 10^{-2}$$

40000 hosil qilish uchun 4 va 10000 ni ko'paytirish.

$$\frac{40000}{8}\times 10^{-2}$$

5000 ni olish uchun 40000 ni 8 ga bo‘ling.

$$5000\times 10^{-2}$$

-2 daraja ko‘rsatkichini 10 ga hisoblang va \frac{1}{100} ni qiymatni oling.

$$5000\times \frac{1}{100}$$

50 hosil qilish uchun 5000 va \frac{1}{100} ni ko'paytirish.

$$50$$

Omil

$$2\times 5^{2}$$