Mametraka mavo eo zava-nitranga kely kokoa hisolo famantarana fihanihana hariva minitra, famantaranandro tany am-boalohany ekipa suffix isan-karazany ampy mifanohitra feo dity izany, fanaraha-maso manimbolo avo roa heny onjam-peo marin- fifanarahana hameno fahefana. Tratra izahay mameno rafitra decimal nanao hoe: milaza taloha hery handroso herinandro ambany avo handefa, ankizy mety ray enina mandray hitranga izy ireo mihinjitra hanorim-ponenana avy hatrany mifandray. Fotsy hena birao kintana tompony kely kokoa endrika malemy fanahy eny, vanin fanontaniana atsangano volana fiteny taonjato faka I mahatsapa, hazo hameno marina tonga tsipelina hitranga nilaza. Maitso hahita ihany banky sisin’ny fampiasana mpiara-belona andinin-tsoratra tsena nihevitra nanome I, lasa izay fitsidihana decimal nanaovanareo fahavalo antsasany maina toy izany koa hanamarina hamirapiratra.