Unlike the picture, there are no decimals. The rightmost column is the unit column.
Hi, the abacus is Chinese invention, not japanese !!!
i never made any claim to who invented the abacus. i'm just clarifying that this problem pertains to the japanese soroban, which is specifically designed for base-10 arithmetic.
Link provided to webhome.idirect.com appears to be down. Here is another link:
i dont get it..how does it work?
Least common multiple of many numbers
Find best domino orientation
Wrapping the Tower of Pisa
03 - Matrix Variables 3
Roll the Dice!
English to Pig Latin Translator
ASCII Birthday Cake
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