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___10
___217
15___13
1914___
10___5
18___11
___37
2___1
___712
21___
152___
141___
___33
___29
73___
3___1
17___6
42___
___213
51___
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