Interesting Math History

1. What are the different types of Numerals used in day-to-day life ?
2. What is the origin of Roman Numerals and how actually is the counting done on this system ?
3. Where did Hindu-Arabic Number System originate ?
4. Where did the concept of Zero originate ?
5. Where do the + and - signs come from ?
6. Where did the sign come from ?
7. Who discovered the symbol = for equals ?
8. What sign is 0, + or - sign ?
9. How did the word 'Prime' for Prime Numbers originated ?
10. What is Parentheses ?
11. How did the sign for Roots originate ?
12. Where does the phrase 'Percent' come from ?
13. How did the symbol '%' originate ?
14. What is 'Binary System' of arithmetic ?
15. What does 'e' stands for in arithmetic ?
16. What is a 'Graph' ?
17. What led to 'Ten' as the base of the generally used number system ?
18. How did the word 'Digit' originate in reference to numbers ?
19. What is an 'Abacus' ?
20. What is the origin of Measure ?
21. Why does a mile have to be 5280 ft ?
22. How did the Metric System originate ?
23. What is the origin of the basic unit of time ?
24. What is 'Carat' ?
25. What are 'Gills' ?
26. How do you explain pi (p) in a simple way ?
27. What is the 'Ludolphian Number' ?
28. What is a 'Googol' ?
29. What is a 'Googolplex' ?
30. A certain number is attached to the Maiden Goddess Athene. What are some of the other
     numbers attached to ?
31. How did the word 'Calculate' originate ?
32. How did the word 'Ton' originate ? Why should there be 2000 pounds in a ton, and why not
     1000?
33. What is a 'Literal Equation' ?
34. What is 'Rhind Papyrus' ?
35. What is 'Ahmes Rhind Papyrus' ?
36. What is 'Dyadic Notation' ?
37. Why is there no Metric Time Unit ? Means, why can't we use multiples of ten instead of 60
     seconds, 60 minutes, 24 hours, 7 days in a week and 36 5 days in a year ?
38. What is the 'Concept of Temperature' ?
39. How did the Fahrenheit and Centigrade temperature scales originate ?
40. What is the 'Theory of Numbers' ?
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