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.

2___1
1716___
20___3
20___14
___49
43___
1715___
___109
7___3
137___
8___3
___218
6___1
42___
112___
1910___
20___19
5___3
___47
18___13
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