In a recent paper, two mathematicians showed that a particular pattern is unavoidable when fractions are categorized. For almost a century, Ramsey theorists have been gathering evidence that ...

Over the past year, since I took over the common-core math beat, I’ve been thinking a lot about fractions. As I wrote in November, the Common Core State Standards for mathematics emphasize fractions ...

Want to learn more? Sign up for a free five-week email mini-course full of research-backed strategies to help students make sense of math. Fractions are an important building block in students’ ...

Important update, Jan. 17 at 18:00 UTC: There have been a lot of objections raised about the video mentioned below and the way I describe the math therein. It’s more than I can simply add or update ...

What's the best language for learning math? Hint: You're not reading it. Chinese, Japanese, Korean and Turkish use simpler number words and express math concepts more clearly than English, making it ...

https://doi.org/10.4169/amer.math.monthly.124.3.232 • https://www.jstor.org/stable/10.4169/amer.math.monthly.124.3.232 Copy URL A primary pseudoperfect number (PPN ...