Question

5 8/21-2 3/21+1 5/21
Срочно

Answer 1

5 8/21-2 3/21+1 5/21 =4 10/21

1. 5 8/21 - 2 3/21 = 3 5/21

2. 3 5/21 + 1 5/21 = 4 10/21

Answer 2

вот не благодарите..........