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.

___42
51___
117___
17___7
___115
18___14
___21
143___
___153
7___4
6___1
3___1
11___7
___315
15___10
1312___
9___8
___92
___105
1817___
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