Q: What is the negative version of the number 21,557,887?
A: -21,557,887
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:
| 21,557,885 | 21,557,886 | 21,557,888 | 21,557,889 |
| -21,557,885 | -21,557,886 | -21,557,888 | -21,557,889 |