Question

найди значения выражения 5/
5/16+1/16
3/14+11/14
11/21+4/21

Answer 1

$1) \frac{5}{16} + \frac{1}{16} = \frac{5 + 1}{16} = \frac{6}{16} = \frac{3}{8} . \\ \\ 2) \frac{3}{14} + \frac{11}{14} = \frac{3 + 11}{14} = \frac{14}{14} = 1. \\ \\ 3) \frac{11}{21} + \frac{4}{21} = \frac{11 + 4}{21} = \frac{15}{21} .$

Удачи))))