43 Вправа 43Алгебра 8 клас Бевз 2025 · § 1 · стор. 13

43. Скороти дріб.

а) ${\displaystyle \frac{35}{56}=}$${\displaystyle \frac{5\cdot 7}{8\cdot 7}=}$${\displaystyle \frac{5}{8}}$;

б) ${\displaystyle \frac{144}{441}=}$${\displaystyle \frac{12\cdot 12}{21\cdot 21}=}$${\displaystyle \frac{4\cdot 4}{7\cdot 7}=}$${\displaystyle \frac{16}{49}}$;

в) ${\displaystyle \frac{5120}{2520}=}$${\displaystyle \frac{512}{252}=}$${\displaystyle \frac{128}{63}=}$${\displaystyle 2\frac{2}{63}}$;

г) ${\displaystyle \frac{693}{825}=}$${\displaystyle \frac{21\cdot 33}{25\cdot 33}=}$${\displaystyle \frac{21}{25}}$;

ґ) ${\displaystyle \frac{3366}{4488}=}$${\displaystyle \frac{3\cdot 1122}{4\cdot 1122}=}$${\displaystyle \frac{3}{4}}$.