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.

53___
17___3
87___
12___8
___99
64___
8___1
15___1
13___2
121___
2___1
171___
1312___
21___
114___
139___
207___
___31
11___8
146___
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