120 in Roman Numerals
One hundred twenty is written CXX in Roman numerals. You read it left to right, adding each glyph in turn: C for 100, X for 10, X for 10.
How CXX is formed
Reading left to right, 120 breaks into these additive parts. Each Roman symbol is added in turn to reach the total.
C + X + X = 100 + 10 + 10 = 120.
Where 120 in Roman numerals is used
- Monarch and pope names, for example the 120th of a royal line.
Convert another number
120 is written CXX in Roman numerals.
Frequently asked questions
How do you write 120 in Roman numerals?
Write 120 as CXX, combining C + X + X. Start from the largest value that fits and work down until nothing is left over.
How is CXX broken down?
CXX breaks down as C (100), X (10), X (10), so C + X + X = 100 + 10 + 10 = 120.
What number is CXX?
CXX is 120. Read the symbols left to right, treat any smaller-before-larger pair as a single subtraction, and add the groups together.
Is there a shorter way to write 120?
No. CXX is the standard, canonical spelling. Each value has exactly one correct Roman form, so CXX is the only valid way to write 120.