Chiffes Romaines
Les chiffes romaines sount des chiffes que no-z-écrit aveu des lettes de l'alphabet latin, dé depis le temps és Romains.
Ch't article feut coumenchi en cotentinais |
Cha servit biâofaire, jûqu'oû temps que chiffes arabes feutent arrivaés en Ûrope latène.
MLXXXVII =1087
Chute manyire-ilo de coumptaer feut prinse sus les Greis, qùi prénaient itou des lettes dé leur alphabet. Pouor coumptaer, i fâot luure :
| I | = 1 |
| V | = 5 |
| X | = 10 |
| L | = 50 |
| C | = 100 |
| D | = 500 |
| M | = 100 |
Aveu cha, il ount bâti eune palaunqùie de chiffes, par ajouot :
| II | = 2 (1+1) |
| VI | = 6 (5+1) |
| IX | = 9 (10-1) |
| LX | = 60 (50+10) |
| XCVII | = 97 (100-10+5+2) |
| CDXLIV | = 444 (500-100+50-10+5-1) |
| MMIX | = 2009 |
Vechin itou les graunds noumbes :
| Unitaés | Unitaés + 10 | Dizannes | Chentannes | Millyis |
|---|---|---|---|---|
| 1 = I | 11 = XI | 10 = X | 100 = C | 1 000 = M |
| 2 = II | 12 = XII | 20 = XX | 200 = CC | 2 000 = MM |
| 3 = III | 13 = XIII | 30 = XXX | 300 = CCC | 3 000 = MMM |
| 4 = IV | 14 = XIV | 40 = XL | 400 = CD | 4 000 = MMMM |
| 5 = V | 15 = XV | 50 = L | 500 = D | |
| 6 = VI | 16 = XVI | 60 = LX | 600 = DC | |
| 7 = VII | 17 = XVII | 70 = LXX | 700 = DCC | |
| 8 = VIII | 18 = XVIII | 80 = LXXX | 800 = DCCC | |
| 9 = IX | 19 = XIX | 90 = XC | 900 = CM |
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