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.

148___
14___4
9___5
___212
72___
85___
161___
54___
63___
137___
9___1
___172
21___
31___
123___
54___
15___6
16___15
137___
109___
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