Q: What is the negative version of the number 665,631,568?
A: -665,631,568
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:
| 665,631,566 | 665,631,567 | 665,631,569 | 665,631,570 |
| -665,631,566 | -665,631,567 | -665,631,569 | -665,631,570 |