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.

___21
___78
41___
20___11
1110___
174___
10___3
7___6
17___14
1211___
6___5
18___7
15___13
62___
152___
168___
19___15
9___1
15___6
13___7
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