Q: What is the negative version of the number 664,123,607?
A: -664,123,607
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:
| 664,123,605 | 664,123,606 | 664,123,608 | 664,123,609 |
| -664,123,605 | -664,123,606 | -664,123,608 | -664,123,609 |