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___
43___
15___5
9___6
___511
1615___
32___
81___
106___
___97
20___15
8___3
2___1
___43
202___
101___
21___
3___1
___154
134___
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