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.

19___11
123___
21___
1712___
___109
21___
12___11
186___
15___12
19___8
31___
11___1
12___5
5___1
21___
8___3
___63
187___
209___
117___
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