Question

3 целых 2/7+5 целых 3/14 =?

Answer 1

$3 frac{2}{7} +5 frac{3}{14} =8 frac{1}{2} \ \ 3 frac{2*2}{14} +5 frac{3*1}{14} =3+5 frac{4+3}{14} =8 frac{7}{14} =8 frac{1}{2} \ \ 8 frac{7}{14} =8 frac{7}{2*7} =8 frac{1}{2}$