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.

1817___
8___2
___21
___113
13___3
___31
1410___
17___6
52___
___611
178___
9___5
20___14
11___9
13___6
___32
157___
10___3
17___14
21___
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