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Calculate the percentage increase (as a percentage) given a number and the size of the increase.

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What is the percentage increase in a class of {total} if {additional} more are added to it?

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Give your answer to 2 decimal places.

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To calculate a percentage increase you need to find how much the increase is as a percentage of the original number. In this question the increase is {additional} and the original number is {total} so the percentage is

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\\[ \\frac{\\var{additional}}{\\var{total}}\\times100\\%=\\var{dpformat(additional/total,4)}\\times 100\\%=\\var{dpformat(percentage,2)}\\%\\]

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Use this link to find some resources which will help you revise this topic.

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