Q: What is the negative version of the number 21,431,279?
A: -21,431,279
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:
| 21,431,277 | 21,431,278 | 21,431,280 | 21,431,281 |
| -21,431,277 | -21,431,278 | -21,431,280 | -21,431,281 |