Question

Допоможіть дам 20 балів

Answer 1

Ответ:

$11 \frac{16}{24} + 8 \frac{5}{9} = 11 \frac{8 \times 2}{8 \times 3} + 8 \frac{5}{9} = 11 \frac{2}{3} + 8 \frac{5}{9} = 19 \frac{2 \times 3 + 5}{9} = 19 \frac{11}{9} = 20 \frac{2}{9}$

$6 - 3 \frac{4}{13} = 5 \frac{13}{13} - 3 \frac{4}{13} = 2 \frac{13 - 4}{13} = 2 \frac{9}{13}$