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.

13___3
12___1
13___3
17___6
___21
___67
___128
172___
16___1
53___
16___12
62___
6___5
1813___
___66
20___5
___311
31___
187___
4___3
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