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.

91___
121___
158___
6___4
3___2
18___10
9___4
10___2
15___10
7___2
1811___
15___5
81___
19___4
139___
___136
12___6
2010___
8___6
115___
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