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___
___214
175___
159___
10___7
3___1
___71
1210___
___217
113___
20___6
124___
___511
1610___
15___11
7___5
3___2
19___14
16___1
21___
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