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.

___116
10___9
10___9
21___
115___
1810___
14___6
21___
5___4
17___4
21___
163___
20___1
19___7
74___
8___6
1110___
4___1
9___2
115___
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