Q: What is the negative version of the number 172,161,561?
A: -172,161,561
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:
| 172,161,559 | 172,161,560 | 172,161,562 | 172,161,563 |
| -172,161,559 | -172,161,560 | -172,161,562 | -172,161,563 |