Math Facts

Card image cap

A year isn’t exactly 365 days — it’s 365.2564 days! That’s why we have a leap year every four years.

Card image cap

The power of exponential growth is shocking. You can reach the moon by folding a paper of 0.01 mm 45 times.

Card image cap

Zero Is the Only Number That Can’t Be Represented In Roman numerals.

Card image cap

A ‘jiffy’ is an actual unit of time. It means 1/100th of a second.

Card image cap

2 and 5 are the only prime numbers that end in 2 or 5.

Card image cap

The symbol for division (i.e.÷) is called an obelus.

Card image cap

In France, a pie chart is sometimes referred to as a “Camembert”.

Card image cap

-40 °C is equal to -40 °F.

Card image cap

The word “mathematics” only appears in one Shakespearean play, “The Taming of the Shrew”.

Card image cap

Zero is not represented in Roman numerals.

;