Unit 2 – Add and subtract
Let’s Try It Describe each addition.
62
72
82
Tens Ones
Tens Ones
Tens
Ones
Tens 9 7
Ones
4 7
Let’s Practise Complete these additions: 25 + 20 26 + 30
27 + 40
28 + 50
71 + 20 41 + 50 Did you notice any patterns? Can you explain them? 61 + 30 51 + 40
27
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01/12/2021 13:40
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