Q: What is the negative version of the number 25,778,809?
A: -25,778,809
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:
| 25,778,807 | 25,778,808 | 25,778,810 | 25,778,811 |
| -25,778,807 | -25,778,808 | -25,778,810 | -25,778,811 |