2+2
4
4-2
2
8*6
48
7:7
1
6+5
11
7-8
-1
7*3
21
5:67
13 r2
12+34
46
9-2-5
8*9
72
7:72
10 r2
16+76
92
10-7-5
-2
77*75
5.775
05 r7
62+73
135
46-36
10
6.278
8:621
077 r5
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