Q: What is the negative version of the number 631,821,450?
A: -631,821,450
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:
| 631,821,448 | 631,821,449 | 631,821,451 | 631,821,452 |
| -631,821,448 | -631,821,449 | -631,821,451 | -631,821,452 |