Some Mathematical Facts
1. -40 °C is equal to -40 °F.
2. The symbol for division (i.e.÷) is called an obelus.
3. The word “hundred” comes from the old Norse term, “hundrath”, which actually means 120 and not 100.
4. Zero is not represented in Roman numerals.
5. From 0 to 1,000, the letter "a”only appears in 1,000 ("one thousand")
6. 10! seconds is exactly 6 weeks.
7. The line between the numerator and denominator of a fraction is called the Vinculum.
8. Addition: Augend + Addend = Sum.
9. Subtraction: Minuend - Subtrahend = Difference.
10. The only Shakespeare play to contain the word ‘mathematics’ is the Taming of the Shrew.
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