Question

(4 2/3 + 7/9)+(1/6+7)
(5 3/14-3 1/2)+(1 5/28-3/7)

Answer 1

Ответ:

$(4 frac{2}{3} + frac{7}{9} ) + ( frac{1}{6} + 7) = 12 frac{11}{18} .$

$(5 frac{3}{14} - 3 frac{1}{2} ) + (1 frac{5}{28} - frac{3}{7} ) = 2 frac{13}{28} .$