The word “mathematics” comes from the Greek máthēma, which means learning, study, science.
What comes after a million, billion and trillion? A quadrillion, quintillion, sextillion, septillion, octillion, nonillion, decillion and undecillion.
Different names for the number 0 include zero, nought, naught, nil, zilch and zip.
Zero ( 0 ) is the only number which can not be represented by Roman numerals.
Do you know the magic of no. nine (9)? Multiply any number with nine (9 ) and then sum all individual digits of the result (product) to make it single digit, the sum of all these individual digits would always be nine (9).
Here is an interesting trick to check divisibility of any number by number 3.A number is divisible by three if the sum of its digits is divisible by three (3).
The = sign (“equals sign”) was invented by 16th Century Welsh mathematician Robert Recorde, who was fed up with writing “is equal to” in his equations.
Googol (meaning & origin of Google brand ) is the term used for a number 1 followed by 100 zeros and that it was used by a nine-year old, Milton Sirotta, in 1940.
The name of the popular search engine ‘Google’ came from a misspelling of the word ‘googol’.
Abacus is considered the origin of the calculator.
Have you ever noticed that the opposite sides a die always add up to seven (7).
Equal sign (=) was first used in 1557 by Robert Recorde, an Englishman.
12,345,678,987,654,321 is the product of 111,111,111 x 111,111,111. Notice the sequence of the numbers 1 to 9 and back to 1.
Plus (+) and Minus (-) sign symbols were used as early as 1489 A.D.
An icosagon is a shape with 20 sides.
Trigonometry is the study of the relationship between the angles of triangles and their sides.
If you add up the numbers 1-100 consecutively (1+2+3+4+5…) the total is 5050.
2 and 5 are the only primes that end in 2 or 5.
From 0 to 1,000, the letter “A” only appears in 1,000 (“one thousand”).
A ‘jiffy’ is an actual unit of time for 1/100th of a second.
‘FOUR’ is the only number in the English language that is spelt with the same number of letters as the number itself
40 when written “forty” is the only number with letters in alphabetical order, while “one” is the only one with letters in reverse order.
In a group of 23 people, at least two have the same birthday with the probability greater than 1/2 .
If there are 50 students in a class then it’s virtually certain that two will share the same birthday..
Among all shapes with the same perimeter a circle has the largest area.
Among all shapes with the same area circle has the shortest perimeter .
In 1995 in Taipei, citizens were allowed to remove ‘4’ from street numbers because it sounded like ‘death’ in Chinese. Many Chinese hospitals do not have a 4th floor.