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

Posted in Math Education | Tagged , | Leave a comment

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 filler-up. I guess when you run a math club for … Continue reading

Posted in math, Math Education | Tagged , , , | 1 Comment