A quotation by Simon Stevin
It teaches (to speak in a word) the easy performance of all reckonings, computations and accounts, without broken numbers [common fractions], which can happen in man's business, in such a sort as that the four principles of arithmetic, namely addition, subttraction, multiplication and division, by whole numbers may satisfy these effects.
Introducing decimals in De Thiende
JOC/EFR December 2013
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