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.

17___12
___33
1615___
___107
20___12
11___10
19___17
108___
15___3
___37
1816___
75___
___34
10___4
51___
52___
___41
84___
21___
___32
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