Q: What is the negative version of the number 20,688,830?
A: -20,688,830
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:
| 20,688,828 | 20,688,829 | 20,688,831 | 20,688,832 |
| -20,688,828 | -20,688,829 | -20,688,831 | -20,688,832 |