Convert a number to Roman numerals (and back) and print the chart from 1 to 100. The Roman system uses just seven letters: I, V, X, L, C, D and M.
Converter: number to Roman numerals and back
Number (1 to 3999) =
Roman numerals =
The seven Roman numeral letters and their values
| Letter | I | V | X | L | C | D | M |
|---|---|---|---|---|---|---|---|
| Value | 1 | 5 | 10 | 50 | 100 | 500 | 1000 |
Roman numerals chart from 1 to 100
| Number | Roman | Number | Roman | Number | Roman | Number | Roman | Number | Roman |
|---|---|---|---|---|---|---|---|---|---|
| 1 | I | 21 | XXI | 41 | XLI | 61 | LXI | 81 | LXXXI |
| 2 | II | 22 | XXII | 42 | XLII | 62 | LXII | 82 | LXXXII |
| 3 | III | 23 | XXIII | 43 | XLIII | 63 | LXIII | 83 | LXXXIII |
| 4 | IV | 24 | XXIV | 44 | XLIV | 64 | LXIV | 84 | LXXXIV |
| 5 | V | 25 | XXV | 45 | XLV | 65 | LXV | 85 | LXXXV |
| 6 | VI | 26 | XXVI | 46 | XLVI | 66 | LXVI | 86 | LXXXVI |
| 7 | VII | 27 | XXVII | 47 | XLVII | 67 | LXVII | 87 | LXXXVII |
| 8 | VIII | 28 | XXVIII | 48 | XLVIII | 68 | LXVIII | 88 | LXXXVIII |
| 9 | IX | 29 | XXIX | 49 | XLIX | 69 | LXIX | 89 | LXXXIX |
| 10 | X | 30 | XXX | 50 | L | 70 | LXX | 90 | XC |
| 11 | XI | 31 | XXXI | 51 | LI | 71 | LXXI | 91 | XCI |
| 12 | XII | 32 | XXXII | 52 | LII | 72 | LXXII | 92 | XCII |
| 13 | XIII | 33 | XXXIII | 53 | LIII | 73 | LXXIII | 93 | XCIII |
| 14 | XIV | 34 | XXXIV | 54 | LIV | 74 | LXXIV | 94 | XCIV |
| 15 | XV | 35 | XXXV | 55 | LV | 75 | LXXV | 95 | XCV |
| 16 | XVI | 36 | XXXVI | 56 | LVI | 76 | LXXVI | 96 | XCVI |
| 17 | XVII | 37 | XXXVII | 57 | LVII | 77 | LXXVII | 97 | XCVII |
| 18 | XVIII | 38 | XXXVIII | 58 | LVIII | 78 | LXXVIII | 98 | XCVIII |
| 19 | XIX | 39 | XXXIX | 59 | LIX | 79 | LXXIX | 99 | XCIX |
| 20 | XX | 40 | XL | 60 | LX | 80 | LXXX | 100 | C |
Writing a number: ones, tens, hundreds and thousands
Split the number, then write each part: 1994 = 1000 + 900 + 90 + 4 = M + CM + XC + IV = MCMXCIV.
| Digit | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
|---|---|---|---|---|---|---|---|---|---|
| Ones | I | II | III | IV | V | VI | VII | VIII | IX |
| Tens | X | XX | XXX | XL | L | LX | LXX | LXXX | XC |
| Hundreds | C | CC | CCC | CD | D | DC | DCC | DCCC | CM |
| Thousands | M | MM | MMM | – | – | – | – | – | – |
Roman numeral rules
Addition: letters are read left to right and added (VI = 5 + 1 = 6, XXV = 25). Subtraction: a smaller letter placed before a larger one is subtracted (IV = 4, IX = 9, XL = 40, XC = 90, CD = 400, CM = 900). A letter is not repeated more than three times in a row (XXX = 30, but 40 = XL), and V, L and D are never repeated. There is no zero, and the standard notation stops at 3999.
Frequently asked questions
How do you write 2026 in Roman numerals? MMXXVI (2000 = MM, 20 = XX, 6 = VI).
What are IV and IX? IV = 4 and IX = 9.
How do you write 1990 in Roman numerals? MCMXC (1000 = M, 900 = CM, 90 = XC).
How do you write 49 in Roman numerals? XLIX (40 = XL, 9 = IX).
What is the largest Roman numeral? 3999 = MMMCMXCIX in standard notation. Beyond that, a bar over a letter multiplied its value by 1000.
Is there a zero in Roman numerals? No, the Roman system has no zero.
Other conversion tables