3 · en
Short, simple sentences with “numerals”, suitable for children and primary/elementary school, with common expressions and related words. You'll also find examples for middle and high school.
Another noteworthy innovation first employed in Europe by the Italians was the use of Arabic numerals instead of Roman numerals, as the former are much easier to work with.
In mathematics: the creation of Arabic numerals, based on Hindu characters, which were much easier to work with than the clumsy Roman equivalents. In turn, the Abbasids invented algebra and trigonometry.
For example, imagine trying to do a complicated multiplication or division using Roman numerals such as "CLXVIII multiplied by XXXVIII", i.e. "168 multiplied by 38" in Arabic numerals... it was simply much easier to introduce miscalculations using the former.
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