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.

121___
17___9
15___12
7___5
11___9
___107
9___7
7___3
1815___
158___
86___
2___1
___61
122___
32___
16___13
21___
___112
92___
4___2
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