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20 questions
20 + 40
20
-20
60
-60
-14 + (-12)
2
-2
-26
26
-14 + 28
14
-14
-42
42
7 + (-28)
-35
21
-21
35
-9 + 9
0
18
-18
-0
15 - 3
-12
18
-18
12
-5 - 16
-21
-11
11
21
-1 - (-15)
16
-16
14
-14
5 - (-22)
27
-17
-27
17
-8 ( 5 )
40
-40
5 ( -4 )
20
-20
-11 ( -5 )
55
-55
52
25
-25
(-4)2
16
-16
20 / -4
5
-5
-24 / -4
6
-6
-54 / 9
6
-6
-100 / 10
10
-10
-9 - (-12) =
21
-21
3
-3
-54 ÷ -6
-60
-9
9
48
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