A 'jiffy' (as in, 'I'll be back in a jiffy') is a real measurement of time. It's roughly equal to one hundredth of a second.
What did the Maths book say to the History book?
I've got so many problems.
The equals symbol (=) was invented by a Welsh man, Robert Recorde. It first appeared in print in a book he wrote in 1557.
Pi day is on the 14th March (the 14th day of the 3rd month, 3 14).
Pi day also happens to be Albert Einstein's birthday!
Triskaidekaphobia is the fear of the number 13.
Always double-check your working!
In 1873, a British mathematician called William Shanks manually calculated the first 707 digits of Pi. Unfortunately, the 527th digit was wrong, which meant that so were all the other digits after it!
There are 31 536 000 seconds in 1 year
0 is the only number that cannot be represented in Roman numerals.
Why can't your nose be twelve inches long?
Because then it would be a foot.
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