GCSE MATHS

Proportion

ProportionWhat is it?

Proportion is the idea that things get bigger (or smaller) at the same rate.

WHAT? What does this mean or where does it

apply in real life?

Real life proportions

When going shopping you might see a packet of toilet rolls like this

A pack of toilet roll may be 9 rolls for £4

How much will 36 rolls be? You use proportion to answer this question

because the price for 9 toilet rolls will not change.

We work out how much he gets paid for 1 hour.

Then we can use his hourly rate and find out 15 hours.

Better Value

Better Value

Assignment

Let’s look at it.