Q: What is the negative version of the number 66,660,515?
A: -66,660,515
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:
| 66,660,513 | 66,660,514 | 66,660,516 | 66,660,517 |
| -66,660,513 | -66,660,514 | -66,660,516 | -66,660,517 |