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Questions
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Add.
Sub.
Multi.
100
1+1
2
100
1-1
0
100
0x0
0
200
2+2
4
200
2-1
1
200
2x2
4
300
7+7
14
300
10-7
3
300
7x5
35
400
10+10
20
400
20-15
5
400
8x8
64
500
30+30
60
500
50-30
20
500
12x12
144