A Wall Street Journal opinion article drew considerable attention to Common Core (CC) math standards—particularly the sixth-grade standard for fractional division— in early August. In it, math ...

There are some basic properties of whole numbers any 3rd grader can tell you: Each number is represented by a single symbol, and followed by a single successor. Multiplication makes a number bigger; ...

Fractions, often perceived as daunting, become manageable with the right approach. Addition and subtraction require finding a common denominator, while multiplication involves directly multiplying ...

linking ratios and fractions close fractionThe result of one integer divided by another. It is written with one integer above the other with a horizontal line between them. The denominator must not be ...

Most people break out in a cold sweat when they see fractions. There's something about those little lines and numbers stacked on top of each other that makes even confident adults feel like they're ...