Question

Плиз помогите!!!!!!!!!!!!!!!!!!

Answer 1

Ответ:

а) 3/16+5/16=8/16=1/2

7/9-1/9=6/9=2/3

9/14+1/14=10/14=5/7

б) 8/21-5/21=3/21=1/7

5/8+1/8=6/8=3/4

11/18-7/18=4/18=2/9

8/15+2/15=10/15=2/3