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.

63___
___121
12___11
9___7
169___
171___
43___
51___
12___6
3___1
1714___
17___15
3___2
148___
73___
18___6
17___4
21___
139___
___38
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