Question

$\frac{2}{3} \times \frac{6}{7 } \div \frac{4}{7}$
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Answer 1

$\frac{2}{3} \times \frac{6}{7} \div \frac{4}{7} = 1 \\ 1) \frac{2}{3} \times \frac{6}{7} = \frac{12}{21} = \frac{4}{7 } \\ 2) \frac{4}{7} \div \frac{4}{7} = \frac{4}{7} \times \frac{7}{4} = 1$