Q: What is the negative version of the number 21,678,728?
A: -21,678,728
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:
| 21,678,726 | 21,678,727 | 21,678,729 | 21,678,730 |
| -21,678,726 | -21,678,727 | -21,678,729 | -21,678,730 |