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.

113___
139___
156___
14___1
15___9
13___9
137___
___39
43___
9___3
7___4
21___
43___
155___
3___2
14___7
___144
20___2
1715___
___512
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