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 ...

The night he realized what he discovered, Squamish mathematics historian and professor Glen Van Brummelen ran up and down the halls of the dorm where he was staying to teach a math camp, looking for ...

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 ...