Q: What is the negative version of the number 21,255,811?
A: -21,255,811
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:
| 21,255,809 | 21,255,810 | 21,255,812 | 21,255,813 |
| -21,255,809 | -21,255,810 | -21,255,812 | -21,255,813 |