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.

12___5
21___
___75
31___
10___2
11___3
9___8
17___11
149___
16___4
53___
19___13
1615___
16___15
___25
43___
72___
16___5
___141
20___8
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