adding
39+17
56
84-45
31
4*5
20
25/5
5
25 square root
5
27+43
60
95-64
31
3*6
18
24/3
8
49 square root
7
36+53
89
109-67
42
4*6
24
36/6
6
64 square root
8
36+58
94
127-73
54
5*6
30
45/5
9
81 square root
9
35
65-32
33
3*4
12
10/5
2
16 square root
4