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18 questions
23 - 47 + 18 - (-12) =
6
-18
56
(-12) x (-10) =
- 120
120
-22
-2
13.8 + 0.11
13.91
1.49
14.9
149
13.8 - 0.11
13.69
1.47
14.7
13.9
13.8 × 0.11
1,518
151.8
15.18
1.518
13.8 ÷ 0.11
127
127.27 (repeating 27)
1380
about 79.7
54+51
105
21
1
54
9/14 - 3/7
3/14
6/7
3/14
6/14
4/5 × 1/5
5/10
4/10
4/25
5/25
3/4 ÷ 3/8
1/2
1/4
0
2
2×43
5/4
6/4
3/8
4 19/20
4 4/5
5 1/20
5
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