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10 questions
52 × 2−1
5−2
101
5−1
102
4−3 × 5−4
10−6
20−12
53
5−3
51÷5−2
2−1
102
51
105
3−2÷ 65
18−10
1512
54
5−4
4−3 ÷ 2−5
−206
103
−103
815
7.13 x −5.5
39.215
3.9215
392.15
3921.5
−39.215
−8.6 ×(−0.07)
0.602
-0.62
6.02
-0.602
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