-10/81div1/9*(-5/9) eching

$$- \frac { 10 } { 81 } \div \frac { 1 } { 9 } \cdot ( - \frac { 5 } { 9 } )$$

Baholash

$$\frac{50}{81}\approx 0,617283951$$

Yechim qadamlari

-\frac{10}{81} ni \frac{1}{9} ga bo'lish -\frac{10}{81} ga k'paytirish \frac{1}{9} ga qaytarish.

$$-\frac{10}{81}\times 9\left(-\frac{5}{9}\right)$$

-\frac{10}{81}\times 9 ni yagona kasrga aylantiring.

$$\frac{-10\times 9}{81}\left(-\frac{5}{9}\right)$$

-90 hosil qilish uchun -10 va 9 ni ko'paytirish.

$$\frac{-90}{81}\left(-\frac{5}{9}\right)$$

\frac{-90}{81} ulushini 9 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$-\frac{10}{9}\left(-\frac{5}{9}\right)$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali -\frac{10}{9} ni -\frac{5}{9} ga ko‘paytiring.

$$\frac{-10\left(-5\right)}{9\times 9}$$

\frac{-10\left(-5\right)}{9\times 9} kasridagi ko‘paytirishlarni bajaring.

$$\frac{50}{81}$$

Omil

$$\frac{2 \cdot 5 ^ {2}}{3 ^ {4}} = 0,6172839506172839$$