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 Do you know a word known as Dyscalculia? Dyscalculia means difficulty in learning arithmetic, such as difficulty in understanding numbers, and learning maths facts!

do you know in thai 5 is pronounce as ha as 555 is called as the ha ha ha..
he name 'zero' derives from the Arabic word sifr which also gave us the English word 'cipher' meaning 'a secret way of writing' 
The word 'mathematics' comes from the Greek máthēma, which means learning, study, science.
Zero ( 0 ) is the only number which can not be represented by Roman numerals.
Do u know that opposite sides of dices sums 7.
Abacus considered the origin of calculator .
An icosagon is a shape with 20 sides .