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Tag Archives: computation
Calculator Addiction
Here’s a test question to see if you have calculator addiction: What is 180 – 40? Did you feel an urge to reach for your calculator to compute that? If so, please continue reading this post. I was actually working … Continue reading
Geometric Series to the Rescue!
On a recent road trip, the driver asked me to compute the car’s mileage per gallon. She handed me a little notebook with odometer readings and gasoline gallons at each fillerup. I guess when you run a math club for … Continue reading
Posted in math, Math Education
Tagged computation, gas mileage, infinite geometric series, mental computation
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