Q: What is the negative version of the number 21,555,187?
A: -21,555,187
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:
| 21,555,185 | 21,555,186 | 21,555,188 | 21,555,189 |
| -21,555,185 | -21,555,186 | -21,555,188 | -21,555,189 |