2(061)-(21)(-1)/061-(-1) eching

$$\frac{ 2(061)-(21)(-1) }{ 061-(-1) }$$

Baholash

$$21$$

Yechim qadamlari

0 hosil qilish uchun 2 va 0 ni ko'paytirish.

$$\frac{0\times 61-21\left(-1\right)}{0\times 61-\left(-1\right)}$$

0 hosil qilish uchun 0 va 61 ni ko'paytirish.

$$\frac{0-21\left(-1\right)}{0\times 61-\left(-1\right)}$$

-21 hosil qilish uchun 21 va -1 ni ko'paytirish.

$$\frac{0-\left(-21\right)}{0\times 61-\left(-1\right)}$$

-21 ning teskarisi 21 ga teng.

$$\frac{0+21}{0\times 61-\left(-1\right)}$$

21 olish uchun 0 va 21'ni qo'shing.

$$\frac{21}{0\times 61-\left(-1\right)}$$

0 hosil qilish uchun 0 va 61 ni ko'paytirish.

$$\frac{21}{0-\left(-1\right)}$$

-1 ning teskarisi 1 ga teng.

$$\frac{21}{0+1}$$

1 olish uchun 0 va 1'ni qo'shing.

$$\frac{21}{1}$$

Har qanday son birga bo‘linganda, natija o‘zi chiqadi.

$$21$$

Omil

$$3\times 7$$