Q: What is the negative version of the number 221,151,019?
A: -221,151,019
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:
| 221,151,017 | 221,151,018 | 221,151,020 | 221,151,021 |
| -221,151,017 | -221,151,018 | -221,151,020 | -221,151,021 |