74/8/9*7 eching

$$\frac{ 7 \frac { 4 } { 8 } }{ 9 } \times 7$$

Baholash

$$\frac{35}{6}\approx 5,833333333$$

Yechim qadamlari

\frac{\frac{7\times 8+4}{8}}{9} ni yagona kasrga aylantiring.

$$\frac{7\times 8+4}{8\times 9}\times 7$$

56 hosil qilish uchun 7 va 8 ni ko'paytirish.

$$\frac{56+4}{8\times 9}\times 7$$

60 olish uchun 56 va 4'ni qo'shing.

$$\frac{60}{8\times 9}\times 7$$

72 hosil qilish uchun 8 va 9 ni ko'paytirish.

$$\frac{60}{72}\times 7$$

\frac{60}{72} ulushini 12 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{5}{6}\times 7$$

\frac{5}{6}\times 7 ni yagona kasrga aylantiring.

$$\frac{5\times 7}{6}$$

35 hosil qilish uchun 5 va 7 ni ko'paytirish.

$$\frac{35}{6}$$

Omil

$$\frac{5 \cdot 7}{2 \cdot 3} = 5\frac{5}{6} = 5,833333333333333$$