Q: What is the negative version of the number 644,024,744?
A: -644,024,744
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:
| 644,024,742 | 644,024,743 | 644,024,745 | 644,024,746 |
| -644,024,742 | -644,024,743 | -644,024,745 | -644,024,746 |