Q: What is the negative version of the number 531,581,409?
A: -531,581,409
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:
| 531,581,407 | 531,581,408 | 531,581,410 | 531,581,411 |
| -531,581,407 | -531,581,408 | -531,581,410 | -531,581,411 |