Q: What is the negative version of the number 20,331,409?
A: -20,331,409
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:
| 20,331,407 | 20,331,408 | 20,331,410 | 20,331,411 |
| -20,331,407 | -20,331,408 | -20,331,410 | -20,331,411 |