Q: What is the negative version of the number 600,644,638?
A: -600,644,638
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:
| 600,644,636 | 600,644,637 | 600,644,639 | 600,644,640 |
| -600,644,636 | -600,644,637 | -600,644,639 | -600,644,640 |