Q: What is the negative version of the number 172,555,661?
A: -172,555,661
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:
| 172,555,659 | 172,555,660 | 172,555,662 | 172,555,663 |
| -172,555,659 | -172,555,660 | -172,555,662 | -172,555,663 |