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.

21___
21___
42___
42___
42___
13___2
4___1
141___
162___
104___
1910___
54___
10___5
15___12
17___2
2016___
3___2
9___4
1914___
9___2
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