Q: What is the negative version of the number 664,726,509?
A: -664,726,509
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:
| 664,726,507 | 664,726,508 | 664,726,510 | 664,726,511 |
| -664,726,507 | -664,726,508 | -664,726,510 | -664,726,511 |