Roman Arabic Numbers Converter

Converting Roman numerals to Arabic online is now really easy with us. Thanks to our free Roman number – Arabic number conversion tool, you can convert Roman numeral to Arabic or vice versa at a glance.

Roman numeral - Arabic numeral Converter

Roman numbers to Arabic and vice versa.
Click here to convert the number to the desired form.

Information about using the Roman numeral to Arabic numeric converter

1. How does Roman numeral conversion work online?

• First, specify where you want to convert from. Choose whether you want to convert from Roman to Arabic or from Arabic to Roman.

• Then enter the amount (number) you want to convert. If you convert from Roman, then Roman, if from Arabic, then, of course, Arabic.

• Finally, click the button named Convert. The result of the conversion will immediately appear.

2. How to convert a Roman number to Arabic?

Roman numerals are converted using the following symbols:[1]https://en.wikipedia.org/wiki/Roman_numerals

M = 1000

D = 500

C = 100

• L = 50

• X = 10

• V = 5

• I = 1

By combining the above Roman numerals you can convert a specific Roman numeral to Arabic.  This system uses subtractive notation which means that you can get some of the numbers by using the subtract method. For example, if we want to describe the Arabic numeral four, we can describe it as an Arabic numeral by subtraction as Roman numeral 1 (I) before the Roman numeral (V) as follows: IV. The same method can be used for larger values. For example, the CM stands for 900.

It is important to know that by using the above numbers and using the symbol system described above the largest number that can be represented in this notation is 3,999. With all of this in mind, the converter can handle and convert Roman numerals from 1 to 3999.

3. How to convert an Arabic number to a Roman one?

It’s very simple, just use the notation system described in the previous paragraph inverted. Suppose we want to describe 2020 as a Roman numeral. Thousand digits are represented by the Roman numeral M, doubling it to 2000, while the conversion of the tens to the Roman numeral can be accomplished by double use of the X symbol. The result will be MMXX.

4. Roman numerals and Arabic numerals 1 through 100 are as follows.

1I26XXVI51LI76LXXVI
2II27XXVII52LII77LXXVII
3III28XXVIII53LIII78LXXVIII
4IV29XXIX54LIV79LXXIX
5V30XXX55LV80LXXX
6VI31XXXI56LVI81LXXXI
7VII32XXXII57LVII82LXXXII
8VIII33XXXIII58LVIII83LXXXIII
9IX34XXXIV59LIX84LXXXIV
10X35XXXV60LX85LXXXV
11XI36XXXVI61LXI86LXXXVI
12XII37XXXVII62LXII87LXXXVII
13XIII38XXXVIII63LXIII88LXXXVIII
14XIV39XXXIX64LXIV89LXXXIX
15XV40XL65LXV90XC
16XVI41XLI66LXVI91XCI
17XVII42XLII67LXVII92XCII
18XVIII43XLIII68LXVIII93XCIII
19XIX44XLIV69LXIX94XCIV
20XX45XLV70LXX95XCV
21XXI46XLVI71LXXI96XCVI
22XXII47XLVII72LXXII97XCVII
23XXIII48XLVIII73LXXIII98XCVIII
24XXIV49XLIX74LXXIV99XCIX
25XXV50L75LXXV100C

All Roman numbers from 1 to 3999 can be downloaded here.

More Numeral Converters

References

References
1 https://en.wikipedia.org/wiki/Roman_numerals
❤️ If you've found this useful, share it with others ❤️