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.

___18
9___6
10___5
19___14
___612
14___9
21___
65___
125___
129___
19___10
___14
1712___
___113
87___
___15
21___
148___
21___
1711___
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