Q: What is the negative version of the number 21,540,477?
A: -21,540,477
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:
| 21,540,475 | 21,540,476 | 21,540,478 | 21,540,479 |
| -21,540,475 | -21,540,476 | -21,540,478 | -21,540,479 |