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.

5___1
3___1
6___4
13___9
8___5
20___14
5___1
42___
1917___
21___
139___
___89
75___
___63
118___
201___
128___
___32
4___2
4___1
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