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In this activity, we will learn how to calculate the value of the discount a shop is offering on different items.
You may well be used to finding simple percentages by finding 10% first.
For example, to find 40% of £72, you first find 10% which is 7.2
40% will be 7.2 x 4 = 28.8
So 40% of £72 = £28.80
Sometimes you might need to find a more complicated percentage such as 63%. It is therefore important to know a different method which can be used to find any percentage and this is the method shown below.
This shop is offering a 35% discount on all its prices.
Example
The discount on £701 is 35% of £701. This is how we write this:
The discount on £546 is
You can use your calculator in this activity to help you find the answers.
Question
/ 10Mr Shepherd
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Teacher explanation