Q: What is the negative version of the number 21,551,711?
A: -21,551,711
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:
| 21,551,709 | 21,551,710 | 21,551,712 | 21,551,713 |
| -21,551,709 | -21,551,710 | -21,551,712 | -21,551,713 |