Question

simplify
$2 \times \frac{1}{2} + \frac{7}{10} - \frac{2}{5}$
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Answer 1

$2 \times \frac{1}{2} + \frac{7}{10} + \frac{2}{5 } \\ 2 \times ( \frac{5 + 7 + 2}{10} ) \\ 2 \times \frac{14}{10} \\ 2.8 \: ans \:$