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___
18___5
___47
21___
6___5
___11
185___
___75
10___7
62___
___911
18___15
___42
1910___
___21
___21
14___13
2___1
___112
31___
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