49 in Roman numerals

49 in Roman numerals is XLIX.

Pick any whole number from 1 to 3,999.

49 = \text{XLIX}

How to work it out

1
Take the biggest Roman value that fits, write its letter, subtract it, and repeat.
2
Here: 40 (XL) + 9 (IX) = 49.
3
Joined together: XLIX. (Four of the same letter in a row is never used: 4 is IV, 9 is IX, 40 is XL, 90 is XC, 400 is CD, 900 is CM.)

Value	Letters
40	XL
9	IX

What is 49 in Roman numerals?

XLIX.

How do you read XLIX?

XLIX = 40 + 9 = 49.