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___18
1917___
17___5
1911___
188___
11___6
___73
5___1
___811
156___
14___1
142___
___125
1311___
51___
___13
21___
65___
135___
4___2
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