Question

-5 4/7+9 3/14 помогите

Answer 1

- 5 4/7 + 9 3/14

Решение:
$5 frac{4}{7} + 9 frac{3}{14} = frac{39}{7} + frac{129}{14} = frac{78}{14} + frac{129}{14} = frac{78 + 129}{14} = frac{207}{14} = 14 frac{11}{14}$