Q: What is the negative version of the number 21,555,147?
A: -21,555,147
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:
| 21,555,145 | 21,555,146 | 21,555,148 | 21,555,149 |
| -21,555,145 | -21,555,146 | -21,555,148 | -21,555,149 |