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
71___
71___
4___3
5___1
149___
19___9
75___
15___7
43___
98___
11___1
51___
2___1
82___
208___
2___1
16___3
111___
3___1
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