Question

Помогите пожалуйста решить эти примеры
19 5/18 + 6 1/12
15 1/21 + 8 1/28
3 1/2 + 4 2/3

Answer 1

$1) \ (19 + 6) + ( frac{5}{18} + frac{1}{12} ) = 25 + frac{13}{36} = 25 frac{13}{36} \ \ 2) \ (15 + 8) + ( frac{1}{21} + frac{1}{28} ) = 23 + frac{1}{12} = 23 frac{1}{12} \ \ 3) \ (3 + 4) + ( frac{1}{2} + frac{2}{3} ) = 7 + frac{7}{6} = 7 + 1 frac{1}{6} = 7 + 1 + frac{1}{6} = 8 + frac{1}{6} = 8 frac{1}{6}$

Answer 2

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