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.

21___
12___9
___11
15___12
143___
153___
118___
2015___
169___
17___16
74___
12___11
5___4
___512
___59
1514___
12___10
15___6
9___5
1312___
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