Roman Numerals Converter and Chart

How to convert Roman numerals to numbers and calculation

If you’re here to convert Roman numerals to numbers or to learn how to calculate the roman numerals, you are in the right place. But first, let me tell you what Roman numerals is all about.  Roman numerals are a system of numerical notations used by the Romans. In fact, the numeric system originated in ancient Rome and remained the usual way of writing numbers throughout Europe well into the Late Middle Ages. Numbers in this system are represented by combinations of letters from the Latin alphabet
The use of Roman numerals continued long after the decline of the Roman Empire. From the 14th century on, Roman numerals began to be replaced in most contexts by the more convenient Arabic numerals; however, this process was gradual, and the use of Roman numerals persists in some minor applications to this day.
 

Roman numerals are still used today for example:

• For monarchs, such as Elizabeth II and Felipe VI.
• For Roman Catholic popes, such as Pope John Paul II and Pope Benedict XVI
• In books to number prefaces, forewords, and chapters.
• In outlines for a story or report.
• On clocks and watch faces, such as IV for the number 4.
• On films and big events, such as Rocky II and Super Bowl XLVI.

Convert Roman numerals to numbers

If you find yourself in a situation where you need to convert Roman numerals to number quickly, this converter or translation as some would call it is for you. If you had manually converted Roman numerals to numbers, with this Roman numeral converter or translation, you can input your answer on the “Correct a Roman Numeral” field and click on convert. If your answer is right the converter will output the same input. But if your answer is wrong, the converter will output the correct Roman numerals.

This Roman numeral calculator/converter can be used to:

• Convert numbers to Roman numerals
• Convert Roman numerals to numbers
• Correct manually converted Roman numerals

 
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Roman numerals chart table and calculation

Roman numerals chart on this page is tabular. That is, data are in rows and columns. Roman numerals chart are often used to ease understanding of large complex Roman numerals and their relationships. Roman numerals chart can usually be read more quickly and thus, come in handy as you’re familiarizing yourself with Roman numerals. If you’re dedicated and commit as many of them to memory as possible, you’ll immediately recognize how they stack up and can be used to represent any kind of number.
 

Roman Numerals Chart 1 – 1000

How to calculate Roman numerals

It is very easy to calculate Roman numerals if you pay attention to the Roman numerals chart above. Roman numerals are arranged from left to right in order of decreasing value and added. For example, MMXIX = 2*1000 + 19 = 2019. or LXXI = 50+10+10+1=71. If a lower numeral appears before a higher one, it is subtracted from the higher value, not added to the total. For example, XLII = -10+50+1+1 = 42.
 

What is the largest roman numeral?

As seen on the Roman numeral chart above, The biggest Roman numeral is M, for 1000. To calculate for example 7099, you would not want to write MMMMMM….. That’s cumbersome although not wrong. The best way is to use the system representation which is;
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VII + XCIX = 7099
The bar meant to multiply by 1000