Q: What is the negative version of the number 21,535,555?
A: -21,535,555
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:
| 21,535,553 | 21,535,554 | 21,535,556 | 21,535,557 |
| -21,535,553 | -21,535,554 | -21,535,556 | -21,535,557 |