Math CentralQuandaries & Queries


Question from Steph, a student:

It's sort of one question. We have to use six nines to get the numbers 1-30. I got all but 22, 23, 24, and 30. Like 15 is 9+9-(9+9+9)/9.

Hi Steph,

Here is a hint that may help.

99/9 = 11


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