93° Вправа 93Алгебра 8 клас Тарасенкова 2025 · § 2 · стор. 30

93. Скоротіть дріб.

1) ${\displaystyle \frac{16x}{8y}=}$${\displaystyle \frac{\stackrel{2}{\cancel{16}}x}{\underset{1}{\cancel{8}}\cdot y}=}$${\displaystyle \frac{2x}{y}}$;

2) ${\displaystyle \frac{15ab}{25c}=}$${\displaystyle \frac{\stackrel{3}{\cancel{15}}ab}{\underset{5}{\cancel{25}}c}=}$${\displaystyle \frac{3ab}{5c}}$;

3) ${\displaystyle \frac{32a}{6b}=}$${\displaystyle \frac{\stackrel{16}{\cancel{32}}a}{\underset{3}{\cancel{6}}b}=}$${\displaystyle \frac{16a}{3b}}$;

4) ${\displaystyle \frac{6ab}{5a}=}$${\displaystyle \frac{\cancel{a}\cdot 6b}{\cancel{a}\cdot 5}=}$${\displaystyle \frac{6b}{5}}$;

5) ${\displaystyle \frac{7x^2}{3xy}=}$${\displaystyle \frac{\cancel{x}\cdot 7x}{\cancel{x}\cdot 3y}=}$${\displaystyle \frac{7x}{3y}}$;

6) ${\displaystyle \frac{8c^3}{9ac}=}$${\displaystyle \frac{\cancel{c}\cdot 8c^2}{\cancel{c}\cdot 9a}=}$${\displaystyle \frac{8c^2}{9a}}$.