Question

Вычислите значение вырожение 7-2 5
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8

Answer 1

$7 - 2 : frac{5}{8} = 7 - frac{21}{8} = frac{7}{1}^{8} - frac{21}{8} = frac{7 times 8}{1 times 8} - frac{21}{8} = frac{56}{8} - frac{21}{8} = frac{56 - 21}{8} = frac{35}{8} \ \ otvet : : frac{35}{8}$