Question

4/7+2/5=
7/12-5/9=
9/16-3/8=
3 4/9-2 1/6
2 3/4+3 2/5
5-3 14/17

Answer 1

Ответ:

4/7+2/5=20/35+14/35=34/35

7/12-5/9=21/36-20/36=1/36

9/16-3/8=9/16-6/16=3/16

3 4/9-2 1/6=3 8/18-2 3/18=1 5/18

2 3/4+3 2/5=2 15/20+3 8/20=6 3/20

5-3 14/17=4 17/17-3 14/17=1 3/17

Вроде так!!!