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.

20___6
7___1
___21
42___
133___
___115
6___3
21___
98___
151___
1810___
___51
2011___
15___11
139___
15___3
194___
___23
___29
19___4
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