Q: What is the negative version of the number 131,521,399?
A: -131,521,399
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:
| 131,521,397 | 131,521,398 | 131,521,400 | 131,521,401 |
| -131,521,397 | -131,521,398 | -131,521,400 | -131,521,401 |