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
61___
31___
134___
___21
___17
10___2
7___3
62___
9___6
82___
10___9
___121
___41
9___7
19___14
2013___
1810___
1713___
20___16
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