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.

21___
___211
___15
2010___
71___
13___5
172___
___78
1914___
17___13
___13
17___8
___42
12___10
2___1
11___2
73___
16___12
148___
1613___
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