Q: What is the negative version of the number 27,789,515?
A: -27,789,515
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:
| 27,789,513 | 27,789,514 | 27,789,516 | 27,789,517 |
| -27,789,513 | -27,789,514 | -27,789,516 | -27,789,517 |