Q: What is the negative version of the number 21,218,855?
A: -21,218,855
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:
| 21,218,853 | 21,218,854 | 21,218,856 | 21,218,857 |
| -21,218,853 | -21,218,854 | -21,218,856 | -21,218,857 |