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.

42___
___12
21___
10___9
14___3
105___
6___2
119___
64___
___310
15___5
___21
187___
4___3
42___
87___
119___
16___15
183___
142___
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