The Duolingo math app will cover basic third and fourth grade level mathematics, including multiplication, division, fractions, angles, and area measurements. A Duolingo language lesson looks more ...

A top-rated public university says many of its students can’t round numbers or add fractions.

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 ...

Dyscalculia is a severe and persistent learning disability in math that affects about 5 to 8 percent of school-age children. Due to its impact on students’ ability to learn and retain basic math facts ...