151/5+254/6-127 eching

$$\frac { 151 } { 5 } + \frac { 254 } { 6 } - 127$$

Baholash

$$-\frac{817}{15}\approx -54,466666667$$

Yechim qadamlari

\frac{254}{6} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{151}{5}+\frac{127}{3}-127$$

5 va 3 ning eng kichik umumiy karralisi 15 ga teng. \frac{151}{5} va \frac{127}{3} ni 15 maxraj bilan kasrlarga aylantirib oling.

$$\frac{453}{15}+\frac{635}{15}-127$$

\frac{453}{15} va \frac{635}{15} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{453+635}{15}-127$$

1088 olish uchun 453 va 635'ni qo'shing.

$$\frac{1088}{15}-127$$

127 ni \frac{1905}{15} kasrga o‘giring.

$$\frac{1088}{15}-\frac{1905}{15}$$

\frac{1088}{15} va \frac{1905}{15} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{1088-1905}{15}$$

-817 olish uchun 1088 dan 1905 ni ayirish.

$$-\frac{817}{15}$$

Omil

$$-\frac{817}{15} = -54\frac{7}{15} = -54,46666666666667$$