Q: What is the negative version of the number 221,351,451?
A: -221,351,451
Negative numbers are usually written with - in front of them. They represent a number that is less than zero.
Here are more examples of negative numbers in sequence:
| 221,351,449 | 221,351,450 | 221,351,452 | 221,351,453 |
| -221,351,449 | -221,351,450 | -221,351,452 | -221,351,453 |