420 in Roman Numerals

420 in Roman Numerals is CDXX. In this article, you will get a perfect idea of how 420 can be written in Roman numerals without any confusion. To learn this process efficiently, students can refer to the study materials available at BYJU’S for absolutely free of cost. Therefore, 420 is written as CDXX in roman numerals.


Roman Numeral



How to Write 420 in Roman Numerals?

Roman Numerals 420

The expansion of 420 is shown below to help you learn the conversion process in a shorter duration.

420 = (500 – 100) + 10 + 10

420 = (D – C) + X + X

420 = CDXX

Video Lesson on Roman Numerals

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