Q: What is the negative version of the number 21,240,411?
A: -21,240,411
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:
| 21,240,409 | 21,240,410 | 21,240,412 | 21,240,413 |
| -21,240,409 | -21,240,410 | -21,240,412 | -21,240,413 |