Search Results: math dude (432)
How to Simplify Fractions What does it mean to simplify fractions? Is it the same as reducing fractions? And is…
How to Solve Archimedes’ Volume Puzzle Have you ever heard the story of Archimedes and his famous “Eureka!” moment? Want…
How To Solve Equations (Part 1) May 17, 2013 4 minute readHow should you think about equations? And how can…
How To Solve Equations, Part 2 Do you know the golden rule? No, not that golden rule—I’m talking about the…
How to Solve the Famous Birthday Problem August 15, 2014 5-minute readWhat are the chances that two players on the…
How to Solve the Famous Clock Puzzle May 22, 2015 5-minute readHow many times each day do the minute and…
How to Solve the Famous Coffee and Cream Puzzle Summer is brain-teaser season in my house. And since summer has…
How to Square Numbers Quickly July 8, 2013 5-minute readQuick, what’s 25 squared? If that’s too easy for you, how…
How to Square Two-Digit Numbers in Your Head Learn how to quickly and easily calculate the square of any two-digit…
How to Subtract Negative Integers February 13, 2010 4 minute readLearn a quick tip for using the number line to…