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.

15___12
1811___
11___10
7___4
20___14
___511
___514
83___
2___1
19___6
___213
186___
6___2
9___4
9___4
6___1
75___
___81
189___
1411___
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