Q: What is the negative version of the number 19,642,780?
A: -19,642,780
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:
| 19,642,778 | 19,642,779 | 19,642,781 | 19,642,782 |
| -19,642,778 | -19,642,779 | -19,642,781 | -19,642,782 |