---
title: "721 in words"
description: "721 in words is \"seven hundred twenty-one\". 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/721/
site: "At One Place"
---

# 721 in words

**721 in words: Seven hundred twenty-one**

721 is written "seven hundred twenty-one". British English inserts "and" before the final part, giving "seven hundred and twenty-one"; American English leaves it out.

## Where each word comes from

*700 + 20 + 1 = 721*

| Digit | Place | Worth | Spoken as |
| --- | --- | --- | --- |
| 7 | hundreds | 700 | seven hundred |
| 2 | tens | 20 | twenty |
| 1 | ones | 1 | one |

## The same number, other ways

- **In words (US):** Seven hundred twenty-one
- **In words (UK):** Seven hundred and twenty-one
- **Ordinal:** 721st — seven hundred twenty-first
- **Roman numeral:** DCCXXI
- **Digits:** 721

## Writing it on a cheque

On a cheque the amount line reads "Seven hundred and twenty-one and 00/100" — or "Seven hundred and twenty-one 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 721 in words?

Seven hundred twenty-one. In British English, "seven hundred and twenty-one".

### What is the ordinal of 721?

Seven hundred twenty-first, written 721st.

## Related pages

- [721 in Roman numerals](https://atoneplace.net/roman-numerals/721/)
- [718 in words](https://atoneplace.net/number-to-words/718/)
- [719 in words](https://atoneplace.net/number-to-words/719/)
- [720 in words](https://atoneplace.net/number-to-words/720/)
- [722 in words](https://atoneplace.net/number-to-words/722/)
- [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/)