Q: What is the negative version of the number 21,039,501?
A: -21,039,501
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:
| 21,039,499 | 21,039,500 | 21,039,502 | 21,039,503 |
| -21,039,499 | -21,039,500 | -21,039,502 | -21,039,503 |