Q: What is the negative version of the number 21,681,655?
A: -21,681,655
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:
| 21,681,653 | 21,681,654 | 21,681,656 | 21,681,657 |
| -21,681,653 | -21,681,654 | -21,681,656 | -21,681,657 |