49 in Roman numerals
Roman numeral
XLIX
Two subtractions in one numeral: XL for forty and IX for nine.
How XLIX is built
Read left to right, adding as you go; a smaller letter in front of a larger one is taken away instead, which is what the two-letter pieces below are. The rules in full, and the mistakes they prevent.
| Piece | Value | Running total |
|---|---|---|
| XL | 40 | 40 |
| IX | 9 | 49 |
49 in other forms
- Roman numeral
- XLIX
- In figures
- 49
- In words
- forty-nine
- Letters used
- 4 letters