1020 in Roman numerals

1020 in Roman numerals is MXX.

Pick any whole number from 1 to 3,999.

1020 = \text{MXX}

How to work it out

1
Take the biggest Roman value that fits, write its letter, subtract it, and repeat.
2
Here: 1000 (M) + 10 (X) + 10 (X) = 1020.
3
Joined together: MXX. (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.)

What is 1020 in Roman numerals?

MXX.

How do you read MXX?

MXX = 1000 + 10 + 10 = 1020.