Question

а 4 5/6 + 2 3/8 б 7 5/18 - 1 7/12 в 3 4/9 + 2 2/7 дам 20 балов

Answer 1

$1)4 \frac{5}{6} + 2 \frac{3}{8} \\ \\ 2 \frac{5}{3 } + \frac{3}{4} \\ \\ \frac{10}{3} + \frac{3}{4} \\ \\ \frac{49}{12} \\ \\ 2)7 \frac{5}{18} - 1 \frac{7}{12} \\ \\ \frac{35}{18} - \frac{7}{12} \\ \\ \frac{49}{36} \\ \\ 3) 3 \frac{4}{9} + 2 \frac{2}{7 } \\ \\ \frac{4}{3} + \frac{4}{7} \\ \\ \frac{40}{21}$