Q: What is the negative version of the number 19,664,515?
A: -19,664,515
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:
| 19,664,513 | 19,664,514 | 19,664,516 | 19,664,517 |
| -19,664,513 | -19,664,514 | -19,664,516 | -19,664,517 |