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.

___81
21___
131___
21___
___135
___11
1814___
11___2
___42
6___1
19___12
8___2
21___
3___2
87___
86___
6___5
10___1
98___
75___
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