B Set 1 Form Exercise
01
3.1 - 0.1 = ?
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3

02
(3 + 6) × 2 = ?
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18

03
x + 13 = 33, x = ?
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20

04
5 × x = 55, x = ?
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11

05
62 × 3 = ?
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186

06
GCF(14, 35) = ?
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7

07
45 × 3 = ?
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135

08
(7 + 3) × 3 = ?
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30

09
4 + 4^2 = ?
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20

10
5/4 + 1/4 = ?
11
3/5 - 2/5 = ?
12
(8 + 3) × 5 = ?
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55

13
98 × 10 = ?
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980

14
8.6 + 8.2 = ?
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16.8

15
8.6 + 8.9 = ?
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17.5

16
(3 + 3) × 2 = ?
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12

17
8 × x = 56, x = ?
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7

18
3/8 + 5/8 = ?
19
3.0 - 2.5 = ?
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0.5

20
x + 19 = 22, x = ?
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3