Q: What is the negative version of the number 21,721,255?
A: -21,721,255
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:
| 21,721,253 | 21,721,254 | 21,721,256 | 21,721,257 |
| -21,721,253 | -21,721,254 | -21,721,256 | -21,721,257 |