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?
Maximum running product for a string of numbers
Implement a ROT13 cipher
Indexed Probability Table
Make a run-length companion vector
Set a Soroban Abacus
Number of Circles in a Number
Clock Hand Angle 1
Determine if a Given Number is a Triangle Number
The Dark Side of the Die
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