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.

4___1
2___1
19___4
___15
147___
65___
133___
4___2
___99
138___
2014___
18___13
178___
5___1
175___
83___
54___
___34
21___
42___
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