4a-7b/8a-8a-8b/8a eching

$$\frac { 4 a - 7 b } { 8 a } - \frac { 8 a - 8 b } { 8 a }$$

Baholash

$$\frac{b}{8a}-\frac{1}{2}$$

Qisqa yechim qadamlari

\frac{8a-8b}{8a} ichida hali faktorlanmagan ifodalarni faktorlang.

$$\frac{4a-7b}{8a}-\frac{8\left(a-b\right)}{8a}$$

Surat va maxrajdagi ikkala 8 ni qisqartiring.

$$\frac{4a-7b}{8a}-\frac{a-b}{a}$$

Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. 8a va a ning eng kichik umumiy karralisi 8a. \frac{a-b}{a} ni \frac{8}{8} marotabaga ko'paytirish.

$$\frac{4a-7b}{8a}-\frac{8\left(a-b\right)}{8a}$$

\frac{4a-7b}{8a} va \frac{8\left(a-b\right)}{8a} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{4a-7b-8\left(a-b\right)}{8a}$$

4a-7b-8\left(a-b\right) ichidagi ko‘paytirishlarni bajaring.

$$\frac{4a-7b-8a+8b}{8a}$$

4a-7b-8a+8b kabi iboralarga o‘xshab birlashtiring.

$$\frac{-4a+b}{8a}$$

Kengaytirish

$$\frac{b}{8a}-\frac{1}{2}$$

Qisqa yechim qadamlari

\frac{8a-8b}{8a} ichida hali faktorlanmagan ifodalarni faktorlang.

$$\frac{4a-7b}{8a}-\frac{8\left(a-b\right)}{8a}$$

Surat va maxrajdagi ikkala 8 ni qisqartiring.

$$\frac{4a-7b}{8a}-\frac{a-b}{a}$$

Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. 8a va a ning eng kichik umumiy karralisi 8a. \frac{a-b}{a} ni \frac{8}{8} marotabaga ko'paytirish.

$$\frac{4a-7b}{8a}-\frac{8\left(a-b\right)}{8a}$$

\frac{4a-7b}{8a} va \frac{8\left(a-b\right)}{8a} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{4a-7b-8\left(a-b\right)}{8a}$$

4a-7b-8\left(a-b\right) ichidagi ko‘paytirishlarni bajaring.

$$\frac{4a-7b-8a+8b}{8a}$$

4a-7b-8a+8b kabi iboralarga o‘xshab birlashtiring.

$$\frac{-4a+b}{8a}$$