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___
18___7
112___
53___
___11
___34
1917___
1817___
___151
51___
20___4
81___
4___2
51___
___1010
10___1
64___
11___2
11___5
___123
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