Calculation methods for counting (Abacus, Maya...)

World > Education
0
2010-11-26 11:11:32
Compare Soroban abacus vs Suanpan abacus vs Maya numerals
Soroban abacusSuanpan abacusMaya numerals
Videohttps://www.youtube.com/watch?v=Px_hvzYS3_Yhttps://www.youtube.com/watch?v=CvsnftXXKdwhttps://www.youtube.com/watch?v=cVPOSvPNn28
Wikipediahttp://en.wikipedia.org/wiki/Sorobanhttp://en.wikipedia.org/wiki/Suanpanhttp://en.wikipedia.org/wiki/Maya_numerals
CivilizationJapaneseChineseMaya
Embed

Comments

No comments yet. Be the first to give your opinion.

Leave a comment

Register Sign in