Question

Quem tentar me ajudar, vou agradecer mtt❤
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Answer 1

Resposta:

$a) \frac{1}{3} \times \frac{2}{5} = \frac{2}{15} \\ b) \frac{4}{7} \times \frac{10}{8} = \frac{40}{56} \\ \frac{40}{56} = \frac{10}{14}$