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.

53___
18___1
___123
10___2
2___1
5___1
___23
133___
18___16
63___
11___8
19___6
10___6
3___2
32___
1211___
___106
16___15
___117
21___
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