Workbook Detail
Error Analysis Percentage Errors — Set 98
01
40% of 40 = ?
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16
02
60 is 40% of what number?
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150
03
24 is 30% of what number?
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80
04
2 is 5% of what number?
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40
05
What percent is 25 of 500?
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5
06
What percent is 4 of 40?
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10
07
What percent is 24 of 80?
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30
08
200 is 50% of what number?
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400
09
36 is 30% of what number?
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120
10
Increase 150 by 20% = ?
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180
11
Decrease 500 by 10% = ?
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450
12
What percent is 30 of 120?
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25
13
75% of 20 = ?
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15
14
Decrease 20 by 80% = ?
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4
15
20% of 120 = ?
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24
16
Decrease 150 by 10% = ?
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135
17
15% of 20 = ?
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3
18
150 is 30% of what number?
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500
19
Decrease 120 by 30% = ?
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84