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.

20___18
21___
7___2
___21
135___
___21
2016___
62___
2___1
___123
105___
1110___
138___
161___
13___2
9___6
43___
76___
___314
9___1
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