988 in Roman Numerals
Nine hundred eighty-eight is written CMLXXXVIII in Roman numerals. It uses the subtractive rule, where a smaller glyph placed before a larger one is taken away rather than added, which keeps the numeral short and is the part most people find fiddly.
How CMLXXXVIII is formed
Reading left to right, 988 breaks into these additive parts. Each Roman symbol is added in turn to reach the total.
CM + L + X + X + X + V + I + I + I = 900 + 50 + 10 + 10 + 10 + 5 + 1 + 1 + 1 = 988.
Where 988 in Roman numerals is used
- Monarch and pope names, for example the 988th of a royal line.
Convert another number
988 is written CMLXXXVIII in Roman numerals.
Frequently asked questions
How do you write 988 in Roman numerals?
Write 988 as CMLXXXVIII, combining CM + L + X + X + X + V + I + I + I. Start from the largest value that fits and work down until nothing is left over.
Why is 988 not written DCCCCLXXXVIII?
CMLXXXVIII uses the subtractive rule: a smaller symbol placed before a larger one is taken away, so you never repeat a symbol four times. DCCCCLXXXVIII breaks that rule, which is why CMLXXXVIII is the only correct form.
How do you say CMLXXXVIII in words?
CMLXXXVIII is 988, spoken as "nine hundred eighty-eight". The numeral is read as the single value 988, not as its separate letters.
What are 987 and 989 in Roman numerals?
987 is CMLXXXVII and 989 is CMLXXXIX. Neighbouring numbers often change length in surprising ways, which is why each has its own page.