Question

Sooooos помогите плииииз

Answer 1

1. 1-4/9=9/9-4/9=5/9
2. 1-2/7=7/7-2/7=5/7
3. 1-5/6=6/6-5/6=1/6
4. 1-3/5=5/5-3/5=2/5
5. 1-3/4=4/4-3/4=1/4
6. 1-7/8=8/8-7/8=1/8