Learn how to convert large numbers to Roman numerals:
Roman numerals are represented by the english alphabet.
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Seven different Roman numeral conversions can be used to turn a number into its Roman numeral form.
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The Roman numeral system was designed with M as the largest letter (1000).
This meant that no more than three consecutive M's (3000) could be used, limiting the total number of Roman numerals to 3999. This reduced the number of possibilities for numbers bigger than 3999.
As a result, the Romans invented a technique of adding a line above the numbers that already existed.
This huge number rule is explained in the table
This line indicates that the numeral has been multiplied by 1000, allowing for the creation of millions of new number combinations.
Example
Convert 15,606 into Roman numerals:
Tips to Remember
When a larger letter comes before a smaller one, the letters are added.
Example
TIP 1
The letters are subtracted when a smaller letter comes before a bigger letter.
Example
TIP 2
A letter is added to the list after being repeated multiple times.
Example
TIP 3
A letter is added to the list after it has been repeated multiple times.