Question

Вычислите
$8 \times \frac{3}{49} + 1 \times \frac{6}{49} + 2 \times \frac{20}{49} - \frac{9}{49}$
нужно сократить
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Answer 1

Ответ:

$8 \times \frac{3}{49 } + 1 \times \frac{6}{49} + 2 \times \frac{20}{49} - \frac{9}{49} = \frac{24}{49} + \frac{6}{49} + \frac{40}{49} - \frac{9}{49} = \frac{61}{49} = 1 \frac{12}{49}$