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.

21___
8___4
1712___
13___5
117___
64___
5___4
75___
20___10
___414
133___
___15
12___5
___211
20___14
2___1
16___5
1710___
148___
109___
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