left(320^2-160^2right)1/160 eching

$$\left( { 320 }^{ 2 } - { 160 }^{ 2 } \right) \frac{ 1 }{ 160 }$$

Baholash

$$480$$

Yechim qadamlari

2 daraja ko‘rsatkichini 320 ga hisoblang va 102400 ni qiymatni oling.

$$\left(102400-160^{2}\right)\times \frac{1}{160}$$

2 daraja ko‘rsatkichini 160 ga hisoblang va 25600 ni qiymatni oling.

$$\left(102400-25600\right)\times \frac{1}{160}$$

76800 olish uchun 102400 dan 25600 ni ayirish.

$$76800\times \frac{1}{160}$$

\frac{76800}{160} hosil qilish uchun 76800 va \frac{1}{160} ni ko'paytirish.

$$\frac{76800}{160}$$

480 ni olish uchun 76800 ni 160 ga bo‘ling.

$$480$$

Omil

$$2^{5}\times 3\times 5$$