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.

___413
145___
101___
52___
___613
___135
103___
42___
42___
74___
61___
146___
17___4
17___11
10___8
20___18
103___
___77
1918___
7___3
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