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.

6___1
18___8
153___
2___1
10___9
12___3
___63
1911___
6___4
___12
65___
9___5
5___1
20___15
15___14
43___
___15
10___7
21___
3___2
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