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
21___
17___11
12___10
14___10
1512___
17___8
___85
1310___
15___12
5___3
15___11
16___11
___58
11___5
___910
18___7
7___4
151___
31___
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