Q: What is the negative version of the number 15,509,641?
A: -15,509,641
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:
| 15,509,639 | 15,509,640 | 15,509,642 | 15,509,643 |
| -15,509,639 | -15,509,640 | -15,509,642 | -15,509,643 |