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.

145___
20___3
203___
173___
85___
___21
___12
42___
16___15
___181
6___1
6___3
1715___
86___
14___13
83___
15___14
121___
6___4
___15
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