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.

147___
___513
___12
12___9
10___6
___25
___11
137___
___69
___51
143___
___11
125___
14___6
86___
168___
___24
4___2
___78
1814___
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