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
42___
2010___
6___3
9___2
145___
12___5
75___
2___1
1511___
101___
139___
3___2
14___12
___12
___910
15___7
___414
4___2
___52
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