Q: What is the negative version of the number 13,640,405?
A: -13,640,405
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:
| 13,640,403 | 13,640,404 | 13,640,406 | 13,640,407 |
| -13,640,403 | -13,640,404 | -13,640,406 | -13,640,407 |