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.

18___4
161___
17___12
___116
___113
147___
___21
19___9
163___
18___11
___51
111___
2015___
5___1
12___4
20___16
19___13
___91
21___
144___
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