Konverter tal til og fra romertal
Numbers above 3,999 use vinculum notation: a line above a numeral multiplies its value by 1,000.
So VCCCXVIII = 5 318.
Order V̅CCCXVIII on a product
Links go to Zazzle.com. We may earn a small commission.
Did you know?
Before Rome: Etruscan Tally Marks
Roman numerals didn't start in Rome. The system evolved from Etruscan tally marks used in central Italy centuries before the Roman Republic. The stroke I for one finger, V for an open hand, X for two hands crossed — these were counting gestures turned into written symbols. Rome adopted and formalized what was already a working system.
Read more →Cornerstones and Permanence
Walk through any old city center and you'll find Roman numerals carved into stone: MCMXXIV on a courthouse, MDCCCLXXVI on a church. A cornerstone reading "1924" looks like a label. One reading MCMXXIV looks like a declaration. The angular shapes — all straight lines, no curves — are ideal for carving and engraving, weathering centuries of rain and wind.
Read more →Hvor stammer romertal fra?
Man mener, at romertal stammer fra håndsignaler og tællestreger. Stregen I repræsenterer en finger, V repræsenterer åbningen mellem tommelfinger og fingre for fem, og X repræsenterer krydsede hænder for ti. Bogstaverne L, C, D og M stammer fra ændringer af græske bogstaver som chi, theta og phi til at repræsentere 50, 100, 500 og 1.000. Over tid blev disse mærker til de latinske bogstaver, folk kender i dag. Der er ingen 0 i det romerske alfabet, da begrebet tallet 0 først blev fuldt udviklet, efter at Indien opfandt det omkring 600 e.Kr. / 10600 HE.