Q: What is the negative version of the number 21,777,378?
A: -21,777,378
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:
| 21,777,376 | 21,777,377 | 21,777,379 | 21,777,380 |
| -21,777,376 | -21,777,377 | -21,777,379 | -21,777,380 |