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 ...

In mathematical notation, the decimal point is the symbol that separates the integer part (written to the left of it) from the fractional part (written to the right of it). This symbol is accepted in ...

Your child is doing their decimal multiplication homework, but they keep placing the decimal point in completely the wrong spot in the answer.…It’s puzzling, isn’t it, because you know they understand ...

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 ...