What numeral system did Fibonacci popularize?
Roman
Indo-Arabic
Greek
Egyptian
Answer
Indo-Arabic numerals, the system we use today, were popularized by the Italian mathematician Fibonacci in the 13th century. Before Fibonacci, Europeans used Roman numerals, which were cumbersome and difficult to use for complex calculations. Fibonacci's introduction of Indo-Arabic numerals, which originated in India, revolutionized mathematics and made it more accessible and efficient.
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