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.

8___5
21___
137___
43___
18___14
1810___
6___2
13___1
___14
43___
17___6
52___
207___
1812___
___12
___13
11___6
159___
17___15
7___6
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