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___
8___4
12___11
19___7
11___9
52___
6___5
1311___
___510
3___1
___11
20___2
___23
11___4
16___2
109___
197___
201___
75___
52___
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