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.

7___1
11___10
___21
4___1
8___6
52___
___22
2___1
6___1
161___
___514
17___7
15___14
3___2
7___6
43___
137___
156___
20___7
3___1
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