Question

номер 422 математика​

Answer 1

Ответ:

2/5+3/5=5/5=1

3/7-2/7=1/7

1/9+5/9=6/9=2/3

6/23-2/23=4/23

13/2-2/29=11/29

11/51+13/51=24/51

32/55+23/55=55/55/=1

5/33+6/33=9/33=3/11