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.

___510
74___
12___1
___415
18___13
___72
16___11
1816___
___104
17___15
20___15
189___
206___
9___1
12___6
1912___
209___
93___
114___
19___15
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