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Show Roman 8yitem of Figuring. Counting on the fingers was a regular reg-ular syHte"' for tho you-g Itomans. Thoy woul' make eighteen moyo-montit moyo-montit with e left hand for the numbers num-bers below 100, and eighteen with tho right hand for thoso above. Two kinds of counting machines, called 'an abacus, wcro also titpd. Ono was a hoard strewn with sand, on which geometrical figures wore drawn The other v.ns a frame, with balls moved In grooves to represent figures, with a special contrhunco for doing fractions. frac-tions. As teachers wero not very patient pa-tient In those days, arithmetic might be F- . to have been learned less by rule thnn by ferrule. |