---
title: "343 in words"
description: "343 in words is \"three hundred forty-three\". 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/343/
site: "At One Place"
---

# 343 in words

**343 in words: Three hundred forty-three**

343 is written "three hundred forty-three". British English inserts "and" before the final part, giving "three hundred and forty-three"; American English leaves it out.

## Where each word comes from

*300 + 40 + 3 = 343*

| Digit | Place | Worth | Spoken as |
| --- | --- | --- | --- |
| 3 | hundreds | 300 | three hundred |
| 4 | tens | 40 | forty |
| 3 | ones | 3 | three |

## The same number, other ways

- **In words (US):** Three hundred forty-three
- **In words (UK):** Three hundred and forty-three
- **Ordinal:** 343rd — three hundred forty-third
- **Roman numeral:** CCCXLIII
- **Digits:** 343

## Writing it on a cheque

On a cheque the amount line reads "Three hundred and forty-three and 00/100" — or "Three hundred and forty-three 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 343 in words?

Three hundred forty-three. In British English, "three hundred and forty-three".

### What is the ordinal of 343?

Three hundred forty-third, written 343rd.

## Related pages

- [343 in Roman numerals](https://atoneplace.net/roman-numerals/343/)
- [340 in words](https://atoneplace.net/number-to-words/340/)
- [341 in words](https://atoneplace.net/number-to-words/341/)
- [342 in words](https://atoneplace.net/number-to-words/342/)
- [344 in words](https://atoneplace.net/number-to-words/344/)
- [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/)