211+11/5div4/25+40 eching

$$211+ \frac{ 11 }{ 5 } \div \frac { 4 } { 25 } +40$$

Baholash

$$\frac{1059}{4}=264,75$$

Yechim qadamlari

\frac{11}{5} ni \frac{4}{25} ga bo'lish \frac{11}{5} ga k'paytirish \frac{4}{25} ga qaytarish.

$$211+\frac{11}{5}\times \frac{25}{4}+40$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{11}{5} ni \frac{25}{4} ga ko‘paytiring.

$$211+\frac{11\times 25}{5\times 4}+40$$

\frac{11\times 25}{5\times 4} kasridagi ko‘paytirishlarni bajaring.

$$211+\frac{275}{20}+40$$

\frac{275}{20} ulushini 5 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$211+\frac{55}{4}+40$$

211 ni \frac{844}{4} kasrga o‘giring.

$$\frac{844}{4}+\frac{55}{4}+40$$

\frac{844}{4} va \frac{55}{4} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{844+55}{4}+40$$

899 olish uchun 844 va 55'ni qo'shing.

$$\frac{899}{4}+40$$

40 ni \frac{160}{4} kasrga o‘giring.

$$\frac{899}{4}+\frac{160}{4}$$

\frac{899}{4} va \frac{160}{4} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{899+160}{4}$$

1059 olish uchun 899 va 160'ni qo'shing.

$$\frac{1059}{4}$$

Omil

$$\frac{3 \cdot 353}{2 ^ {2}} = 264\frac{3}{4} = 264,75$$