Q: What is the negative version of the number 20,451,137?
A: -20,451,137
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:
| 20,451,135 | 20,451,136 | 20,451,138 | 20,451,139 |
| -20,451,135 | -20,451,136 | -20,451,138 | -20,451,139 |