Year 1 maths · D.6 · Addition and Subtraction
Break apart numbers to 10
Find the missing part. A number can be split into two parts in more than one way.
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See worked examples
Nia says: 2 − 1 = □
Answer: 1
Ben asks: 4 = □ + 3
Answer: 1
Fay asks: □ + 1 = 4
Answer: 3
Tip: Find the missing part. A number can be split into two parts in more than one way.
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