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.

154___
204___
21___
145___
113___
18___6
___48
1312___
2___1
6___1
21___
6___3
21___
162___
19___6
5___2
1514___
21___
1614___
___123
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