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Featured Problems


Problem of the Week

The Problem of the Week is a set of problems that surround an event, holiday, math concept, etc. A new set is posted on Monday of each week and the solutions are available on the Monday of the following week. These problems (and their solutions) have been archived since January of 2000.

Current Problem of the Week
 
Previous Problem of the Week - The Solutions

Coaches' Problem of the Month

The Coaches' Problem of the Month is selected from problem sets that have been submitted by MATHCOUNTS Coaches from across the country. Each set revolves around a particular event, holiday or math concept. The solutions for the current month’s problem set as well as past problem sets can be viewed by clicking on the "Solutions" link below. The current problem set's solutions may be viewed immediately by coaches and will be available for the general public on the first day of the following month. 

 
Current Problem of the Month:
Coin Flipping Games
April 2010 - Rich Morrow
 

Solutions to Problems of the Month





 
 

Problem Archive

 

Problems of the Week

Past Problems of the Week

Coaches' Problems of the Month

CPotM - April 2010

CPotM - March 2010

CPotM - February 2010

CPotM - January 2010

CPotM - December 2009

CPotM - November 2009

CPotM - October 2009

CPotM - September (Beginner) 2009

CPotM - September (Advanced) 2009

 

Coaches - Do you have a Problem for MATHCOUNTS?