When we use decimals you can think of one whole divided into ten parts, they’re tenths. Or if you divide into one hundred parts, these are hundredths. So, how do we write them? Say hello to the ...

NPR's Scott Simon talks to math historian Glen Van Brummelen about his finding that the decimal point appeared in the 1440s, earlier than thought. How did the decimal point come to be? - the dot that ...

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The aim of this guide is to show how to add decimals with a different number of decimal places. We will focus on the formal written method. Let's look at some examples. Set out the calculation, making ...

The origins of the decimal point, something millions of people use daily, may be much older than we first thought. It was initially considered to have originated in 1593, having been used by German ...

This article contains affiliate links. We may earn a small commission on items purchased through this article, but that does not affect our editorial judgement. It’s been 50 years since the switch ...

Math historian Glen Van Brummelen came across decimal points in Giovanni Bianchini's manuscript, Tabulae primi mobilis B. Van Brummelen / Historia Mathematica, 2024 For years, historians thought ...

Last year, a Japanese mathematician and a U.S. grad student smashed the world record for calculating the value of Pi. After a manic 371 days of computing, Shigeru Kondo and Alexander Yee reached 10 ...

The 2,300-year-old matrix is the world's oldest decimal multiplication table. From a few fragments out of a collection of 23-century-old bamboo strips, historians have pieced together what they say is ...