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.

21___
___11
16___8
51___
11___1
___217
43___
1512___
___313
202___
11___3
___56
16___12
6___4
9___3
20___14
18___17
8___4
16___11
51___
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