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.

61___
42___
18___12
20___2
11___4
101___
135___
144___
159___
143___
5___2
76___
17___6
61___
5___1
___115
142___
2___1
43___
___41
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