Q: What is the negative version of the number 15,631,440?
A: -15,631,440
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:
| 15,631,438 | 15,631,439 | 15,631,441 | 15,631,442 |
| -15,631,438 | -15,631,439 | -15,631,441 | -15,631,442 |