Q: What is the negative version of the number 31,331,440?
A: -31,331,440
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:
| 31,331,438 | 31,331,439 | 31,331,441 | 31,331,442 |
| -31,331,438 | -31,331,439 | -31,331,441 | -31,331,442 |