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.

20___19
10___2
15___1
21___
___43
18___17
4___1
73___
2___1
119___
16___6
2___1
135___
54___
74___
1913___
147___
11___3
15___3
___28
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