860-800= 700+50= 999-90= (80-45):5= 98-84:7=

Question

860-800= 700+50= 999-90= (80-45):5= 98-84:7=

Answer 1

1 )60
2)750
3)909
4)7
5)86

Answer 2

1. 60
2. 750
3. 909
4. 35
5.7
6.14
7.2.