A recent discovery of documents dating back to the 15th century in Italy sheds new light on the history of the decimal point, revealing that this key element of mathematics was used much earlier than ...

"Please write it with the decimal points aligned."When teaching decimal calculations, I think we often say things like ...

A mathematical historian at Trinity Wester University in Canada, has found use of a decimal point by a Venetian merchant 150 years before its first known use by German mathematician Christopher ...

Watch the video to see some examples of how you can open a conversation and ask your colleagues for suggestions and ideas. Speaker: Not all numbers are whole numbers. Decimals are numbers that are ...

There’s really no such number as “point three seven five.” Yet that’s how a lot of students say .375, and a big reason for this is that’s how a lot of teachers say it--including me until I realized ...