Q: What is the negative version of the number 21,351,021?
A: -21,351,021
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:
| 21,351,019 | 21,351,020 | 21,351,022 | 21,351,023 |
| -21,351,019 | -21,351,020 | -21,351,022 | -21,351,023 |