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.

6___3
___514
51___
11___4
21___
137___
4___1
179___
___36
42___
10___2
___213
19___10
15___6
177___
21___
___15
42___
___514
85___
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