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.

21___
20___3
63___
3___1
1610___
21___
136___
11___10
19___18
64___
2___1
___34
42___
1211___
21___
131___
2017___
97___
2010___
19___11
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