Question

помогите дам 10 балов​

Answer 1

261.

$1)7 \frac{8}{13} - 6 \frac{2}{13} +5 \frac{10}{13} = 7 \frac{3}{13}$

$2) 15 \frac{10}{19} - 4 \frac{8}{19} - 3 \frac{7}{19} = 7 \frac{14}{19}$