Workbook Detail
Error Analysis Grade 4 Challenge — Set 1
01
50% of 20 = ?
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10
02
4.6 + 1.7 = ?
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6.3
03
4 + 4 × 2 = ?
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12
04
3.2 - 2.3 = ?
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0.9
05
6 + 4 × 6 = ?
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30
06
7 + 2 × 4 = ?
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15
07
8 × x = 64, x = ?
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8
08
25% of 8 = ?
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2
09
4/5 - 4/5 = ?
10
6 × x = 66, x = ?
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11
11
x + 9 = 24, x = ?
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15
12
9.1 - 0.8 = ?
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8.3
13
6.1 - 3.4 = ?
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2.7
14
3 + 3^2 = ?
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12
15
x + 3 = 21, x = ?
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18
16
1 + 5^2 = ?
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26
17
237 ÷ 3 = ?
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79
18
3/4 + 2/4 = ?
19
(1 + 1) × 3 = ?
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6
20
1 + 4^2 = ?
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17