18/5*1/8*3= eching

$$\frac { 18 } { 5 } \times \frac { 1 } { 8 } \times 3 =$$

Baholash

$$\frac{27}{20}=1,35$$

Yechim qadamlari

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{18}{5} ni \frac{1}{8} ga ko‘paytiring.

$$\frac{18\times 1}{5\times 8}\times 3$$

\frac{18\times 1}{5\times 8} kasridagi ko‘paytirishlarni bajaring.

$$\frac{18}{40}\times 3$$

\frac{18}{40} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{9}{20}\times 3$$

\frac{9}{20}\times 3 ni yagona kasrga aylantiring.

$$\frac{9\times 3}{20}$$

27 hosil qilish uchun 9 va 3 ni ko'paytirish.

$$\frac{27}{20}$$

Omil

$$\frac{3 ^ {3}}{2 ^ {2} \cdot 5} = 1\frac{7}{20} = 1,35$$