“Do you see the pattern? Each number in the series after the first two numbers is the sum of the preceding two numbers.” That’s how I began my last column focusing on the Fibonacci sequence, which ...

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 ...

Understanding fractions is a critical mathematical ability, and yet it's one that continues to confound a lot of people well into adulthood. New research finds evidence for an innate ratio processing ...