Everyday Maths 2
5 Percentages
The good news about percentages is if you can work out a fraction of an amount, you can work out a percentage of amount.
Figure 7 Percentage discounts in a sale
Percentages are just fractions where the number on the bottom of the fraction must be 100. If you wanted to find out 15% of 80 for example, you work out of 80, which you already know how to do!
OpenLearn - Everyday Maths 2
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