"Hai mươi mốt tỷ"

Translation:Twenty-one billion

December 23, 2016

3 Comments


https://www.duolingo.com/profile/VietTien2017

I don't know...!?

September 19, 2018

https://www.duolingo.com/profile/Profagos

Tỉ và tỷ khác nhau sao ?

December 23, 2016

https://www.duolingo.com/profile/Lazuli_Love

This is also a correct answer: 21 billion

March 17, 2019
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