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.

11___1
19___7
20___14
4___1
71___
___511
139___
3___1
9___8
72___
134___
1110___
81___
___31
65___
___21
16___11
1712___
18___1
21___
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