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.

15___8
145___
1713___
2___1
1811___
7___2
1210___
___121
43___
31___
117___
13___5
15___8
10___5
9___5
52___
12___10
42___
21___
62___
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