Q: What is the negative version of the number 31,121,137?
A: -31,121,137
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:
| 31,121,135 | 31,121,136 | 31,121,138 | 31,121,139 |
| -31,121,135 | -31,121,136 | -31,121,138 | -31,121,139 |