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Fractions, decimals and percentages conversions

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
What is 80% as a decimal?   0.8  
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If 16 out of 48 learners have an iPhone, what is this as a fraction in its simplest form?   1/3  
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What is 0.4 as a fraction in its simplest form?   2/5  
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12 out of 20 learners in a class are users of Twitter. What is this as a percentage? {Just give a number with no '%' sign}   60  
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What is 0.7 as a percentage? {Just give a number with no '%' sign}   70  
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What is 3/5 as a decimal?   0.6  
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What is 3/8 as a percentage? {Just give a number with no '%' sign}   37.5  
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15% of a group of learners failed a test. If 20 learners took the test, how many failed?   3  
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Created by: teacherbob
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