Q: What is the negative version of the number 687,480,644?
A: -687,480,644
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:
| 687,480,642 | 687,480,643 | 687,480,645 | 687,480,646 |
| -687,480,642 | -687,480,643 | -687,480,645 | -687,480,646 |