Q: What is the negative version of the number 20,640,861?
A: -20,640,861
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:
| 20,640,859 | 20,640,860 | 20,640,862 | 20,640,863 |
| -20,640,859 | -20,640,860 | -20,640,862 | -20,640,863 |