Q: What is the negative version of the number 20,501,511?
A: -20,501,511
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:
| 20,501,509 | 20,501,510 | 20,501,512 | 20,501,513 |
| -20,501,509 | -20,501,510 | -20,501,512 | -20,501,513 |