Least common multiple game

An easy to use least common multiple game to help you get a deep understanding of least common multiple.

You have 2 minutes to answer questions

Use any means necessay to get the answer, such as mental math, paper, and pencils.

However, I strongly recommend that you do not use a calculator!





                                                                

Time left:

      LCM of    and   is           


                                               Easy Moderate Difficult

       You got:    points

Here is my guideline to verify how well you are doing:

Easy and 5-15 points in 2 minutes: Very well, keep up!

Easy and 15-20 points in 2 minutes: good!

Easy and more than 20 points in 2 minutes: Expert!



Moderate and 4-12 points in 2 minutes: Very well, keep up!

Moderate and 12-15 points in 2 minutes : Good!

Moderate and more than 15 points in 2 minutes: Expert!



Difficult and 2-9 points in 2 minutes: Very well, keep up!

Difficult and 9-12 points in 2 minutes : Good!

Difficult and more than 9 points in 2 minutes: Expert!