60%*88+40%+86 eching

$$60 \% \times 88+40 \% +86$$

Baholash

$$\frac{696}{5}=139,2$$

Yechim qadamlari

\frac{60}{100} ulushini 20 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{3}{5}\times 88+\frac{40}{100}+86$$

\frac{3}{5}\times 88 ni yagona kasrga aylantiring.

$$\frac{3\times 88}{5}+\frac{40}{100}+86$$

264 hosil qilish uchun 3 va 88 ni ko'paytirish.

$$\frac{264}{5}+\frac{40}{100}+86$$

\frac{40}{100} ulushini 20 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{264}{5}+\frac{2}{5}+86$$

\frac{264}{5} va \frac{2}{5} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{264+2}{5}+86$$

266 olish uchun 264 va 2'ni qo'shing.

$$\frac{266}{5}+86$$

86 ni \frac{430}{5} kasrga o‘giring.

$$\frac{266}{5}+\frac{430}{5}$$

\frac{266}{5} va \frac{430}{5} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{266+430}{5}$$

696 olish uchun 266 va 430'ni qo'shing.

$$\frac{696}{5}$$

Omil

$$\frac{2 ^ {3} \cdot 3 \cdot 29}{5} = 139\frac{1}{5} = 139,2$$