AQA · Mathematics · 8300
GCSE Maths: FDP: key equivalents
Number · AQA GCSE Maths (8300). Cards are generated from the Corbettmaths textbook exercise and practice questions for FDP: key equivalents (Corbettmaths Video 129), and every card links back to the exact page it came from. Practice tests generate fresh variations of these questions, so the numbers change every attempt. Source material © Corbettmaths — used with attribution.
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0.1 as a fraction is ?.
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1/10
0.1 as a percentage is ?.
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10%
1/4 as a percentage is ?.
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25%
1/4 as a decimal is ?.
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0.25
3/10 as a decimal is ?.
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0.3
Is 25% greater than 0.3?
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No. 25% = 0.25, which is less than 0.3.
35% as a fraction in simplest form is ?.
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7/20
11% as a decimal is ?.
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0.11
20% as a decimal is ?.
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0.2
0.9 as a percentage is ?.
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90%
0.9 as a fraction in simplest form is ?.
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9/10
7/10 as a percentage is ?.
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70%
To compare fractions, decimals, and percentages, what should you do first?
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Convert them all to the same form (all decimals, all fractions, or all percentages).
What decimal is equivalent to 115%?
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1.15 (divide by 100)
If the probability of picking red is 7/20 and the probability of picking yellow is 0.29, what is the probability of picking pink?
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0.36. Total probability is 1; 7/20 = 0.35, so 1 - 0.35 - 0.29 = 0.36.
If P(red) = 0.35, P(yellow) = 0.29, and P(pink) = 0.36, which colour is most likely?
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Pink, because 0.36 is the largest probability.
The sum of all probabilities for all possible outcomes must equal ?.
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1
Convert 7/20 to a decimal.
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0.35 (divide 7 by 20)
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