Q: What is the negative version of the number 645,220,510?
A: -645,220,510
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:
| 645,220,508 | 645,220,509 | 645,220,511 | 645,220,512 |
| -645,220,508 | -645,220,509 | -645,220,511 | -645,220,512 |