Number Bonds Worksheet

Fill in the missing numbers to complete each number bond. The two parts at the bottom add up to the whole number at the top.

1413___
51___
18___12
16___13
___31
83___
21___
208___
___79
7___3
169___
6___1
9___3
10___9
15___3
10___4
133___
5___1
14___5
61___
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