2+15div60+18div3600 eching

$$2+15 \div 60+18 \div 3600$$

Baholash

$$\frac{451}{200}=2,255$$

Yechim qadamlari

\frac{15}{60} ulushini 15 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$2+\frac{1}{4}+\frac{18}{3600}$$

2 ni \frac{8}{4} kasrga o‘giring.

$$\frac{8}{4}+\frac{1}{4}+\frac{18}{3600}$$

\frac{8}{4} va \frac{1}{4} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{8+1}{4}+\frac{18}{3600}$$

9 olish uchun 8 va 1'ni qo'shing.

$$\frac{9}{4}+\frac{18}{3600}$$

\frac{18}{3600} ulushini 18 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{9}{4}+\frac{1}{200}$$

4 va 200 ning eng kichik umumiy karralisi 200 ga teng. \frac{9}{4} va \frac{1}{200} ni 200 maxraj bilan kasrlarga aylantirib oling.

$$\frac{450}{200}+\frac{1}{200}$$

\frac{450}{200} va \frac{1}{200} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{450+1}{200}$$

451 olish uchun 450 va 1'ni qo'shing.

$$\frac{451}{200}$$

Omil

$$\frac{11 \cdot 41}{2 ^ {3} \cdot 5 ^ {2}} = 2\frac{51}{200} = 2,255$$