11/9-9/12 eching

$$\frac{ 11 }{ 9 } - \frac{ 9 }{ 12 }$$

Baholash

$$\frac{17}{36}\approx 0,472222222$$

Yechim qadamlari

\frac{9}{12} ulushini 3 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{11}{9}-\frac{3}{4}$$

9 va 4 ning eng kichik umumiy karralisi 36 ga teng. \frac{11}{9} va \frac{3}{4} ni 36 maxraj bilan kasrlarga aylantirib oling.

$$\frac{44}{36}-\frac{27}{36}$$

\frac{44}{36} va \frac{27}{36} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{44-27}{36}$$

17 olish uchun 44 dan 27 ni ayirish.

$$\frac{17}{36}$$

Omil

$$\frac{17}{2 ^ {2} \cdot 3 ^ {2}} = 0,4722222222222222$$