Q: What is the negative version of the number 81,205,021?
A: -81,205,021
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:
| 81,205,019 | 81,205,020 | 81,205,022 | 81,205,023 |
| -81,205,019 | -81,205,020 | -81,205,022 | -81,205,023 |