Q: What is the negative version of the number 21,571,787?
A: -21,571,787
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:
| 21,571,785 | 21,571,786 | 21,571,788 | 21,571,789 |
| -21,571,785 | -21,571,786 | -21,571,788 | -21,571,789 |