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.

171___
43___
121___
21___
___154
___155
15___1
145___
1211___
20___18
175___
2___1
2___1
189___
13___4
143___
184___
19___14
17___9
10___6
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