5/16*14/25*15/21 eching

$$\frac{ 5 }{ 16 } \times \frac{ 14 }{ 25 } \times \frac{ 15 }{ 21 }$$

Baholash

$$\frac{1}{8}=0,125$$

Yechim qadamlari

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{5}{16} ni \frac{14}{25} ga ko‘paytiring.

$$\frac{5\times 14}{16\times 25}\times \frac{15}{21}$$

\frac{5\times 14}{16\times 25} kasridagi ko‘paytirishlarni bajaring.

$$\frac{70}{400}\times \frac{15}{21}$$

\frac{70}{400} ulushini 10 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{7}{40}\times \frac{15}{21}$$

\frac{15}{21} ulushini 3 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{7}{40}\times \frac{5}{7}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{7}{40} ni \frac{5}{7} ga ko‘paytiring.

$$\frac{7\times 5}{40\times 7}$$

Surat va maxrajdagi ikkala 7 ni qisqartiring.

$$\frac{5}{40}$$

\frac{5}{40} ulushini 5 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{1}{8}$$

Omil

$$\frac{1}{2 ^ {3}} = 0,125$$