Question

14/15 умножить 10/49+ 5 целых 3/7

Answer 1

14/15*10/49=4/21
4/21+5 3/7=4/21+5 9/21=5 13/21

Answer 2

14/15 × 10/49 + 5 3/7 = 5 13/21
1) 14/15 × 10/49 = 2/3 × 2/7 = 4/21
2) 4/21 + 5 3/7 = 4/21 + 5 9/21 = 5 13/21