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.

20___17
___513
1411___
4___1
71___
51___
10___5
43___
13___10
___211
18___4
31___
___118
10___3
15___12
6___1
19___1
117___
32___
17___8
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