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.

11___10
14___10
___21
1715___
___73
___52
___511
72___
___18
157___
___163
154___
___81
18___8
3___1
1916___
31___
8___5
___154
11___6
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