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.

81___
75___
13___11
3___1
___42
31___
4___3
16___2
16___2
___163
___117
20___9
52___
6___2
115___
1615___
19___4
19___17
9___6
1711___
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