2 Let’s multiply and divide some larger numbers by 10. Can you explain why the answer to 21 × 10 is 210?
×10
21 ones
21 tens
Can you explain why the answer to 210 ÷ 10 is 21?
÷10
21 tens
21 ones
What else do you notice?
What is 150 ÷ 10?
1
1
5
0
150 ÷ 10
68
9781380050694__text.indb 68
04/05/2022 15:50
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