12-04-2006, 06:11 AM
most people multiply in base 10. 6x9 in base 10 is 54, correct? but in base 13, 4x13+2=54, so 6x9=42 in base 13. go to <a href='http://en.wikipedia.org/wiki/Base_13' target='_blank'>http://en.wikipedia.org/wiki/Base_13</a> for more info.
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