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.

___121
19___18
19___13
75___
___48
43___
10___1
13___7
20___7
___82
5___1
12___2
1615___
___21
106___
139___
2013___
21___
21___
174___
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