Q: What is the negative version of the number 21,388,790?
A: -21,388,790
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:
| 21,388,788 | 21,388,789 | 21,388,791 | 21,388,792 |
| -21,388,788 | -21,388,789 | -21,388,791 | -21,388,792 |