Question

вычислите 5/2*5/8+7/4*1/4

Answer 1

5/2*5/8+7/4*1/4=25/16+7/16=32/16=2

Answer 2

$frac{5}{2} * frac{5}{8} + frac{7}{4} * frac{1}{4} = 2$ 
$1. frac{5}{2} * frac{5}{8} = frac{25}{16}$
$2. frac{7}{4} * frac{1}{4} = frac{7}{16}$
$3. frac{25}{16} + frac{7}{16} = frac{32}{16} = 2$