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.

20___18
21___
20___10
3___1
9___4
20___14
___610
11___7
___62
11___7
___34
93___
5___4
1716___
9___3
5___4
31___
8___5
4___3
14___12
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