Math CentralQuandaries & Queries


Question from patty, a parent:

Write the 2-digit number that matches the clues.
My number has a tens digit that is 8 more than the ones digit. Zero is not one of my digits.
My number is

Hi Patty,

Since the tens digit is 8 more than the ones digit the ones digit can't be very large. If you add 8 to the ones digit you obtain a one digit number. What can the ones digit be?


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