Parentheses
(6-1)+3
8
52
25
2x2
4
20-17
3
20x3/10
6
(6+6)-(1-1)
12
102
100
11x11
121
125-48
77
(20-8+2)+22
18
10-(2+3)
5
42-2
14
100x5
500
1,258,965+1
1,258,966
(19-12)x(3x3)
63
(15-1)x2
28
202
400
16x3
48
458+58
516
17(24/8)x4-52
179
(150-25)-50
75
52+6-15
15
85/5
17
54,296-758
53,538
-(1-8)x10
70