Workbook Detail
Error Analysis Percentage Errors — Set 96
01
15% of 20 = ?
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3
02
What percent is 20 of 80?
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25
03
100 is 50% of what number?
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200
04
160 is 80% of what number?
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200
05
1 is 5% of what number?
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20
06
10 is 20% of what number?
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50
07
64 is 80% of what number?
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80
08
What percent is 16 of 40?
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40
09
20 is 10% of what number?
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200
10
15 is 75% of what number?
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20
11
5% of 40 = ?
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2
12
Decrease 20 by 75% = ?
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5
13
10% of 80 = ?
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8
14
50% of 120 = ?
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60
15
20 is 5% of what number?
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400
16
90 is 75% of what number?
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120
17
20 is 25% of what number?
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80
18
30 is 20% of what number?
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150
19
Decrease 50 by 10% = ?
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45
20
What percent is 150 of 200?
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75