Question

8 целых пять девятых плюс 2 целых 7/18 + 6 11/36

Answer 1

$8 \frac{5}{9} + 2 \frac{7}{18} + 6 \frac{11}{36} = \\ = 16 \frac{5 \times 4 + 7 \times 2 + 11 \times 1}{36} = \\ = 16 \frac{20 + 14 + 11}{36} = 16 \frac{45}{36} = \\ = 17 \frac{9}{36} = 17 \frac{1}{4}$