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
16___13
3___2
18___8
___317
103___
11___10
2___1
1411___
87___
___117
105___
___162
3___2
9___6
1513___
___19
12___9
139___
101___
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