Q: What is the negative version of the number 13,640,397?
A: -13,640,397
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:
| 13,640,395 | 13,640,396 | 13,640,398 | 13,640,399 |
| -13,640,395 | -13,640,396 | -13,640,398 | -13,640,399 |