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Showing posts from January 23, 2016

Ancient Numeral Systems!

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Hi! Welcome to my blog. Today I’m going to share the ancient numeral systems that I’ve learnt in school! Attic Greek Babylonian Mayan Roman Egyptian Hindu-Arabic Attic Greek 1 = 5 = 10 = 50 = 100 = 500 = 1,000 = 5,000 = 10,000 = 50,000 = 1 is Ι, like the Roman symbol. 5 is Π, the first letter of the Greek word πέντε (pronounced pénte), meaning 5. 10 is Δ, the first letter of the word δέκα (déka), which - you guessed it - means 10. Now 50 is kinda cool. It's Δ inside of Π. It's as if it's saying, "This number is 10 × 5 = 50." It is the same for 500, 5,000 and 50,000. Going on,  H is for  ἑκατόν ( ekatón). 500 is H inside of  Π. X  is for  χίλιοι / χιλιάς  ( chílioi / chiliás ). 5,000 is X inside of  Π. M  is for  μύριον  ( mýrion ). 50,000 is H inside of  Π. They have no symbol for zero. Now, you can do the quiz. Answers are at the bottom. (No peeking!) 1.   = ( ) 2. 10,573 = ( ) 3.   = ( ) Babylonian The symbol for 1 is . The s