Q: What is the negative version of the number 21,900,687?
A: -21,900,687
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:
| 21,900,685 | 21,900,686 | 21,900,688 | 21,900,689 |
| -21,900,685 | -21,900,686 | -21,900,688 | -21,900,689 |