Q: What is the negative version of the number 15,638,542?
A: -15,638,542
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:
| 15,638,540 | 15,638,541 | 15,638,543 | 15,638,544 |
| -15,638,540 | -15,638,541 | -15,638,543 | -15,638,544 |