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.

13___11
86___
13___5
___12
10___1
63___
42___
65___
9___5
118___
143___
___21
94___
6___3
32___
___46
8___3
___315
135___
1410___
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