2. Найдите значение выражения: 1) $$4\frac{1}{5}:2\frac{5}{15}=\frac{5\cdot4+1}{5}:\frac{15\cdot2+5}{15}=\frac{21}{5}:\frac{35}{15}=\frac{21}{5}\cdot\frac{15}{35}=\frac{21\cdot15}{5\cdot35}=\frac{3\cdot3}{1\cdot5}=\frac{9}{5}=1\frac{4}{5}$$</p>

Question

Вопрос:

2. Найдите значение выражения: 1) $$4\frac{1}{5}:2\frac{5}{15}=\frac{5\cdot4+1}{5}:\frac{15\cdot2+5}{15}=\frac{21}{5}:\frac{35}{15}=\frac{21}{5}\cdot\frac{15}{35}=\frac{21\cdot15}{5\cdot35}=\frac{3\cdot3}{1\cdot5}=\frac{9}{5}=1\frac{4}{5}$$</p>

Ответ:

Accepted Answer

1) $$4\frac{1}{5}:2\frac{5}{15}=\frac{5\cdot4+1}{5}:\frac{15\cdot2+5}{15}=\frac{21}{5}:\frac{35}{15}=\frac{21}{5}\cdot\frac{15}{35}=\frac{21\cdot15}{5\cdot35}=\frac{3\cdot3}{1\cdot5}=\frac{9}{5}=1\frac{4}{5}$$

Ответ: $$1\frac{4}{5}$$

2. Найдите значение выражения: 1) $$4\frac{1}{5}:2\frac{5}{15}=\frac{5\cdot4+1}{5}:\frac{15\cdot2+5}{15}=\frac{21}{5}:\frac{35}{15}=\frac{21}{5}\cdot\frac{15}{35}=\frac{21\cdot15}{5\cdot35}=\frac{3\cdot3}{1\cdot5}=\frac{9}{5}=1\frac{4}{5}$$</p>

Ответ:

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