Use knowledge of subtraction to calculate change when paying with whole pounds or notes
You can use knowledge of subtraction to calculate change when paying with whole pounds or notes
Use knowledge of subtraction to calculate change when paying with whole pounds or notes
You can use knowledge of subtraction to calculate change when paying with whole pounds or notes
Lesson details
Key learning points
- The whole is the amount of money offered, one part is the total cost and the other part is the change.
- The change is the difference between the total cost and the amount of money given.
- You can use different subtraction strategies to calculate change.
Common misconception
Pupils will sometimes give incorrect number bond examples such as as 63 + 47 = 100
Model adding together the tens first.
Keywords
Difference - The result of subtracting one number from another is the difference.
Change - In money, change is the difference between the amount of money you use to pay and the value of what you are buying.
Number bonds - Number bonds are pairs of numbers which sum together to make another number.
Licence
This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).
Video
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Starter quiz
6 Questions
pairs of numbers which sum together to make another number
the result of subtracting one number from another
the difference between the value and the money used to pay
Exit quiz
6 Questions
£7.30
£5.51
£4.49
£2.01
£2.80
£1.01