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.

13___3
___89
1910___
19___8
64___
31___
158___
9___8
20___9
___21
___415
___23
___31
___31
14___6
201___
13___5
143___
10___5
87___
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