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.

186___
161___
112___
___21
18___11
51___
___14
___83
10___9
156___
2___1
31___
___145
1912___
115___
1710___
2010___
12___11
1812___
20___3
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