---
title: "3,420 in words"
description: "3,420 in words is \"three thousand four hundred twenty\". Ordinal form, the British spelling, how to write it on a cheque, and where each word comes from."
url: https://atoneplace.net/number-to-words/3420/
site: "At One Place"
---

# 3,420 in words

**3,420 in words: Three thousand four hundred twenty**

3,420 is written "three thousand four hundred twenty". British English inserts "and" before the final part, giving "three thousand four hundred and twenty"; American English leaves it out.

## Where each word comes from

*3,000 + 400 + 20 = 3,420*

| Digit | Place | Worth | Spoken as |
| --- | --- | --- | --- |
| 3 | thousands | 3,000 | three thousand |
| 4 | hundreds | 400 | four hundred |
| 2 | tens | 20 | twenty |

## The same number, other ways

- **In words (US):** Three thousand four hundred twenty
- **In words (UK):** Three thousand four hundred and twenty
- **Ordinal:** 3420th — three thousand four hundred twentieth
- **Roman numeral:** MMMCDXX
- **Digits:** 3,420

## Writing it on a cheque

On a cheque the amount line reads "Three thousand four hundred and twenty and 00/100" — or "Three thousand four hundred and twenty only" in Indian and much of Commonwealth practice. The fraction or the word "only" exists to stop anyone appending digits after what you wrote. Draw a line through any space left over for the same reason.

## Common questions

### How do you write 3,420 in words?

Three thousand four hundred twenty. In British English, "three thousand four hundred and twenty".

### What is the ordinal of 3,420?

Three thousand four hundred twentieth, written 3420th.

## Related pages

- [3,420 in Roman numerals](https://atoneplace.net/roman-numerals/3420/)
- [3,417 in words](https://atoneplace.net/number-to-words/3417/)
- [3,418 in words](https://atoneplace.net/number-to-words/3418/)
- [3,419 in words](https://atoneplace.net/number-to-words/3419/)
- [3,421 in words](https://atoneplace.net/number-to-words/3421/)
- [0 in words](https://atoneplace.net/number-to-words/0/)
- [8 in words](https://atoneplace.net/number-to-words/8/)
- [11 in words](https://atoneplace.net/number-to-words/11/)
- [12 in words](https://atoneplace.net/number-to-words/12/)
- [13 in words](https://atoneplace.net/number-to-words/13/)
- [15 in words](https://atoneplace.net/number-to-words/15/)
- [19 in words](https://atoneplace.net/number-to-words/19/)
- [20 in words](https://atoneplace.net/number-to-words/20/)

## Sources

- Calculated on this page — At One Place (/about/)