I always knew, from my studies of Japanese, that the number two is 二 (èr). I am not sure about the actual etymology, but looking at the character, it's understandable why it represents the number "2". ...
I just wondered what are the rules of saying numbers... For example: 10 = 十 19 = 十九 100 = 一百 1,000 = 一千 10,000 = 一萬 but 119 = 一百一十九 then 110 = 一百一 1,100 = 一千一 11,000 = 一萬一 and then 10,110 = ...
I've been working with Rosetta Stone for about 2 weeks now, and due to the immersion (from the start, the entire program is entirely Chinese—no English anywhere), they don't do any explaining of ...