E.g. 3/10 of 40
6/10 of 20
The children should know this is exactly the same as dividing...
1/10 of 30 is the same as 30 \ 10
When working out 3/10 of 40, the children must work out 1/10 first. Then multiply by the top number.
1/10 of 40 = 4
4 X 3 = 12
So 3/10 of 40 = 12
