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 ...

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 ...

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 ...

Represent fractions as parts of a set using the decimal fraction one-hundredth (0.01). Practice reading and writing decimals. Explore mixed fractions and decimals. Compare mixed decimals. Understand ...