Q: What is the negative version of the number 21,580,871?
A: -21,580,871
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:
| 21,580,869 | 21,580,870 | 21,580,872 | 21,580,873 |
| -21,580,869 | -21,580,870 | -21,580,872 | -21,580,873 |