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
___101
10___5
9___6
___15
9___4
42___
___1010
204___
1714___
63___
9___6
19___7
21___
10___5
___37
143___
138___
17___16
84___
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