Q: What is the negative version of the number 21,519,021?
A: -21,519,021
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:
| 21,519,019 | 21,519,020 | 21,519,022 | 21,519,023 |
| -21,519,019 | -21,519,020 | -21,519,022 | -21,519,023 |