(2/59+25/41)+(-25/71)= eching

$$( \frac { 2 } { 59 } + \frac { 25 } { 41 } ) + ( - \frac { 25 } { 71 } ) =$$

Baholash

$$\frac{50072}{171749}\approx 0,291541727$$

Yechim qadamlari

59 va 41 ning eng kichik umumiy karralisi 2419 ga teng. \frac{2}{59} va \frac{25}{41} ni 2419 maxraj bilan kasrlarga aylantirib oling.

$$\frac{82}{2419}+\frac{1475}{2419}-\frac{25}{71}$$

\frac{82}{2419} va \frac{1475}{2419} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{82+1475}{2419}-\frac{25}{71}$$

1557 olish uchun 82 va 1475'ni qo'shing.

$$\frac{1557}{2419}-\frac{25}{71}$$

2419 va 71 ning eng kichik umumiy karralisi 171749 ga teng. \frac{1557}{2419} va \frac{25}{71} ni 171749 maxraj bilan kasrlarga aylantirib oling.

$$\frac{110547}{171749}-\frac{60475}{171749}$$

\frac{110547}{171749} va \frac{60475}{171749} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{110547-60475}{171749}$$

50072 olish uchun 110547 dan 60475 ni ayirish.

$$\frac{50072}{171749}$$

Omil

$$\frac{2 ^ {3} \cdot 11 \cdot 569}{41 \cdot 59 \cdot 71} = 0,2915417265893833$$