Q: What is the negative version of the number 644,750,308?
A: -644,750,308
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:
| 644,750,306 | 644,750,307 | 644,750,309 | 644,750,310 |
| -644,750,306 | -644,750,307 | -644,750,309 | -644,750,310 |