Q: What is the negative version of the number 664,006,649?
A: -664,006,649
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:
| 664,006,647 | 664,006,648 | 664,006,650 | 664,006,651 |
| -664,006,647 | -664,006,648 | -664,006,650 | -664,006,651 |