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___
7___4
___88
19___12
111___
___121
5___1
18___15
1513___
18___16
2013___
63___
8___6
124___
___124
18___3
103___
41___
155___
1815___
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