Q: What is the negative version of the number 666,612,515?
A: -666,612,515
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:
| 666,612,513 | 666,612,514 | 666,612,516 | 666,612,517 |
| -666,612,513 | -666,612,514 | -666,612,516 | -666,612,517 |