121/2(9/10+180) eching

$$12 \frac { 1 } { 2 } ( \frac { 9 } { 10 } + 180 )$$

Baholash

$$\frac{9045}{4}=2261,25$$

Yechim qadamlari

24 hosil qilish uchun 12 va 2 ni ko'paytirish.

$$\frac{24+1}{2}\left(\frac{9}{10}+180\right)$$

25 olish uchun 24 va 1'ni qo'shing.

$$\frac{25}{2}\left(\frac{9}{10}+180\right)$$

180 ni \frac{1800}{10} kasrga o‘giring.

$$\frac{25}{2}\left(\frac{9}{10}+\frac{1800}{10}\right)$$

\frac{9}{10} va \frac{1800}{10} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{25}{2}\times \frac{9+1800}{10}$$

1809 olish uchun 9 va 1800'ni qo'shing.

$$\frac{25}{2}\times \frac{1809}{10}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{25}{2} ni \frac{1809}{10} ga ko‘paytiring.

$$\frac{25\times 1809}{2\times 10}$$

\frac{25\times 1809}{2\times 10} kasridagi ko‘paytirishlarni bajaring.

$$\frac{45225}{20}$$

\frac{45225}{20} ulushini 5 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{9045}{4}$$

Omil

$$\frac{3 ^ {3} \cdot 5 \cdot 67}{2 ^ {2}} = 2261\frac{1}{4} = 2261,25$$