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.

9___5
___21
___515
32___
51___
___32
76___
___81
___28
___215
109___
51___
6___4
1813___
___21
1815___
17___14
20___4
10___8
3___2
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