Q: What is the negative version of the number 171,388,721?
A: -171,388,721
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:
| 171,388,719 | 171,388,720 | 171,388,722 | 171,388,723 |
| -171,388,719 | -171,388,720 | -171,388,722 | -171,388,723 |