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.

14___13
___21
20___13
197___
8___2
11___6
___12
65___
___23
1510___
143___
13___5
121___
157___
3___1
31___
31___
16___15
1810___
86___
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