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31-08-2017
Mathematics

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30% of the 70 buttons had holes how many did not have holes

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31-08-2017

To do this, we need to subtract the buttons that had holes (%30) from all the buttons (70). To find out how many had holes, we need to do 0.3 x 70 to get 21. Now we need to subtract that from 70.

70 - 21 = 59.

Answer: 59 buttons

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