PREVIEW
... the mathematicians in Rodu. They were trying to verify their validity. They were using the decimal system too, but only for currency.
The Roth Empire mainly used the sexagesimal system, while the elves adopted vigesimal system.
They considered the decimal system too complex, so it had never got popular.
But now, everything could be changed. By memorizing the times table, even a child could do multiplication easily.
It used to be extremely difficult to do the multiplicatio ...
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