Problem of the day for Monday, May 21

Last Friday's problem

May 17 hints and answers

Today is the last problem of the day for the year! If you've gotten the answers to some of the problems throughout the year, good for you! These are interesting, difficult problems. And now you can go back through the earlier ones to see if they've gotten any easier.

List these numbers from smallest to largest:

2121, 955, 788.


  • We had one like this before, where the numbers were too big for our calculators.

As always, be sure to explain the work you did to arrive at your answers!