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.

1810___
1715___
75___
21___
13___8
12___8
6___4
1511___
142___
17___9
20___1
87___
20___16
15___7
161___
131___
122___
21___
6___2
87___
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