Ответ:

10) $$7 \frac{3}{19} + \frac{16}{19} = 7 + \frac{3}{19} + \frac{16}{19} = 7 + \frac{3+16}{19} = 7 + \frac{19}{19} = 7 + 1 = 8$$

Ответ: $$8$$