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Автор - milanka8s

Найдите значение произведений 4/7×21/40

Ответ

Автор - angrybambr

Ответ:

frac{3}{10}

Пошаговое объяснение:

frac{4}{7}*frac{21}{40}=frac{4*21}{7*40}=frac{1*21}{7*10}=frac{3}{1*10}=frac{3}{10}

Ответ

Автор - Диана7457

Ответ:


Пошаговое объяснение:

4/7 * 21/40=3/10


Ответы и объяснения

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