Q: What is the negative version of the number 40,687,409?
A: -40,687,409
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:
| 40,687,407 | 40,687,408 | 40,687,410 | 40,687,411 |
| -40,687,407 | -40,687,408 | -40,687,410 | -40,687,411 |