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.

2___1
8___6
16___15
8___1
11___9
63___
13___4
19___18
9___6
18___15
___123
131___
74___
4___1
3___2
156___
20___18
11___3
15___10
144___
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