Q: What is the negative version of the number 15,221,542?
A: -15,221,542
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:
| 15,221,540 | 15,221,541 | 15,221,543 | 15,221,544 |
| -15,221,540 | -15,221,541 | -15,221,543 | -15,221,544 |