Unit 5 – Multiplication and division
1 Multiplication and division are inverse operations so they ‘undo’ each other. Look at this number line.
0
5 10 15 20
2 We can use the inverse to help solve missing number problems. Bar models are helpful too. 6 × = 30 ÷ 3 = 6
? ? ? ? ? ? 30
6
6
6
?
3 We can use the inverse to check our calculations by ‘undoing’ each one.
48
6 = 9
11 x 4 = 44
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04/05/2022 15:50
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