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!
Here is my guideline to verify how well you are doing:
Easy and 515 points in 2 minutes: Very well, keep up!
Easy and 1520 points in 2 minutes: good!
Easy and more than 20 points in 2 minutes: Expert!
Moderate and 412 points in 2 minutes: Very well, keep up!
Moderate and 1215 points in 2 minutes : Good!
Moderate and more than 15 points in 2 minutes: Expert!
Difficult and 29 points in 2 minutes: Very well, keep up!
Difficult and 912 points in 2 minutes : Good!
Difficult and more than 9 points in 2 minutes: Expert!

Jul 28, 17 02:38 PM
Bessy has 6 times as much money as Bob, but when each earn $6. Bessy will have 3 times as much money as Bob. How much does each have before and after
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