Q: What is the negative version of the number 31,491,180?
A: -31,491,180
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:
| 31,491,178 | 31,491,179 | 31,491,181 | 31,491,182 |
| -31,491,178 | -31,491,179 | -31,491,181 | -31,491,182 |