Q: What is the negative version of the number 517,821,409?
A: -517,821,409
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:
| 517,821,407 | 517,821,408 | 517,821,410 | 517,821,411 |
| -517,821,407 | -517,821,408 | -517,821,410 | -517,821,411 |