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
2017___
15___9
9___4
13___1
6___4
42___
152___
9___6
174___
161___
51___
41___
19___15
8___6
___33
20___15
171___
31___
1610___
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