Q: What is the negative version of the number 644,260,225?
A: -644,260,225
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:
| 644,260,223 | 644,260,224 | 644,260,226 | 644,260,227 |
| -644,260,223 | -644,260,224 | -644,260,226 | -644,260,227 |