10+10
20
100-2
98
2*4
8
20/2
10
35+25
60
50-25
25
40*2
80
300/15
2+25
50
300-150
150
100*3
100
15/2
7.5
100+100
200
5000-1
4999
150*2
300
1000/2
500
1000+1000
2000
10-2
7*5
35
100/10
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