Brief introduction to fractions as a recap for participants at a mini-workshop for team leaders in a care home.

1. How to work out fractions
Wilfred Wright

2. What you should know
• You should know what a fraction is (bottom number, top number)
• You should know your multiplication tables

3. Performance Outcomes
By the end of this you should:
• Know the English words of common fractions
• Be able to work out simple fractions
• Calculate best buys based on buy one get one free cases

4. Fraction Words
Fraction Words
1
2
One half
1
3
One third
1
4
One quarter
2
3
Two thirds

5. Work out fractions
• To work out the fraction of any number, do this:
• Divide by the bottom number, then,
• Times your answer by the top number
• Example: Work out
2
3
of 24
1. 24 ÷ 3 = 8
2. 8 x 2 = 16

6. Buy 1 get 1 free
• Fractions help you with this as well!
• Buy 1 get 1 free, you pay:
1
2
• Buy 2 get 1 free, you pay:
2
3
• Buy 3 get 1 free, you pay:
3
4

7. Example
Ben and Ruth need 2000 kg of gravel for their garden. Here is an offer
in one of the stores they looked at:
50 kg pack
£11.75 each
Buy 3 packs get the 4th pack free
How much would they pay, if they bought the gravel in this store?

8. Example Answer