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.

138___
61___
___89
4___3
___63
7___2
32___
52___
___21
___112
19___7
145___
135___
136___
7___4
61___
52___
1110___
18___11
20___15
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