Q: What is the negative version of the number 15,321,640?
A: -15,321,640
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:
| 15,321,638 | 15,321,639 | 15,321,641 | 15,321,642 |
| -15,321,638 | -15,321,639 | -15,321,641 | -15,321,642 |