MARCH's PROBLEM

The average (mean) of three numbers is 5/6. Two of the three numbers are 1/2 and 2/3. What is the third number in lowest terms?

[A solution to this problem will appear along with next month’s problem.]


FEBRUARY's PROBLEM

A large cube 2 meters along each edge is cut into small cubes that are 2 centimeters along each edge. How many small cubes are there?

[ 1,000,000 or 1 million]


JANUARY's PROBLEM

What is the missing number?

6 + 6 + 6 + 6 + 6 + 6 + 6 + 6 = ? x 3

[ 16 ]


Visit our MOEMS Classic page Problem of the Month for detailed solutions

Copyright © 2017by Mathematical Olympiads for Elementary and Middle Schools, Inc. All rights reserved.


 

For many additional problems we highly recommend the following books:

Math Olympiad Contest Problems for Elementary and Middle Schools by Dr. G. Lenchner
and
Math Olympiad Contest Problems Volume 2 edited by Richard Kalman
and
MOEMS® Contest Problems Volume 3
edited by Richard Kalman & Nicholas J. Restivo.
are sources of many such problems.

Creative Problem Solving in School Mathematics 2nd Edition by Dr. George Lenchner
can help you to teach solving these types of problems