Subtractive Notation
Use IV, IX, XL, XC, CD, CM
What You'll Learn
- Use a smaller symbol before a larger one to subtract
- Read and write larger Roman numerals
📖Subtracting
When a smaller symbol comes before a larger one, subtract it: IV = 5 − 1 = 4, IX = 9, XL = 40, XC = 90, CD = 400, CM = 900. So 1994 = MCMXCIV.