250*(1-30%) eching

$$250 \times (1-30 \% )$$

Baholash

$$175$$

Yechim qadamlari

\frac{30}{100} ulushini 10 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$250\left(1-\frac{3}{10}\right)$$

1 ni \frac{10}{10} kasrga o‘giring.

$$250\left(\frac{10}{10}-\frac{3}{10}\right)$$

\frac{10}{10} va \frac{3}{10} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$250\times \frac{10-3}{10}$$

7 olish uchun 10 dan 3 ni ayirish.

$$250\times \frac{7}{10}$$

250\times \frac{7}{10} ni yagona kasrga aylantiring.

$$\frac{250\times 7}{10}$$

1750 hosil qilish uchun 250 va 7 ni ko'paytirish.

$$\frac{1750}{10}$$

175 ni olish uchun 1750 ni 10 ga bo‘ling.

$$175$$

Omil

$$5^{2}\times 7$$