Q: What is the negative version of the number 21,777,387?
A: -21,777,387
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:
| 21,777,385 | 21,777,386 | 21,777,388 | 21,777,389 |
| -21,777,385 | -21,777,386 | -21,777,388 | -21,777,389 |