Q: What is the negative version of the number 19,489,721?
A: -19,489,721
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:
| 19,489,719 | 19,489,720 | 19,489,722 | 19,489,723 |
| -19,489,719 | -19,489,720 | -19,489,722 | -19,489,723 |