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.

5___4
2___1
1514___
___45
11___10
13___6
6___5
121___
17___7
32___
7___4
___173
2012___
___78
5___3
3___2
21___
17___15
51___
74___
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