257+14(37-12+43div7)= eching

$$257 + 14 ( 37 - 12 + 43 \div 7 ) =$$

Baholash

$$693$$

Yechim qadamlari

25 olish uchun 37 dan 12 ni ayirish.

$$257+14\left(25+\frac{43}{7}\right)$$

25 ni \frac{175}{7} kasrga o‘giring.

$$257+14\left(\frac{175}{7}+\frac{43}{7}\right)$$

\frac{175}{7} va \frac{43}{7} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$257+14\times \frac{175+43}{7}$$

218 olish uchun 175 va 43'ni qo'shing.

$$257+14\times \frac{218}{7}$$

14\times \frac{218}{7} ni yagona kasrga aylantiring.

$$257+\frac{14\times 218}{7}$$

3052 hosil qilish uchun 14 va 218 ni ko'paytirish.

$$257+\frac{3052}{7}$$

436 ni olish uchun 3052 ni 7 ga bo‘ling.

$$257+436$$

693 olish uchun 257 va 436'ni qo'shing.

$$693$$

Omil

$$3^{2}\times 7\times 11$$