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___
32___
10___9
16___2
121___
52___
12___10
3___1
1615___
17___7
20___12
138___
108___
73___
16___5
7___2
7___6
112___
___43
76___
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