Prefer Newsweek on Google to see more of our trusted coverage when you search. The origins of the decimal point, something millions of people use daily, may be much older than we first thought. It was ...

How did the decimal point come to be? - the dot that divides whole numbers. Historians are revising its origin story. Glen Van Brummelen studies the history of math and astronomy at Trinity Western ...

Historians have discovered what may be the world's first decimal point, in an ancient manuscript written 150 years before its next known appearance. There have been many ways to split integers, but ...

Explore decimal fractions to represent and connect fractions and decimals. Represent fractions as parts of a set using the decimal fraction one-tenth (0.1). Practice reading decimals. Explore mixed ...