Roman Numeral — XLVII (47) — free printable diagram

What is XLVII in Roman numerals?

XLVII is the Roman numeral for 47 — forty-seven. Written the other way round, 47 in Roman numerals is XLVII.

Roman numeral

XLVII

Number

47

In words

forty-seven

Symbols used

I = 1, V = 5, X = 10, L = 50

Written as

XL (40) + V (5) + I (1) + I (1)

• XLVII is built from XL (40) + V (5) + I (1) + I (1), which adds up to 47.
• XL uses the subtraction rule: a smaller symbol before a larger one is taken away, so X before L means 50 − 10 = 40.
• Roman numerals are read from left to right, adding each symbol as you go, except where the subtraction rule applies.