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.

13___8
___21
20___18
128___
185___
___28
1815___
___51
204___
9___2
173___
___11
___37
___112
122___
141___
17___14
15___4
15___2
51___
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