Q: What is the negative version of the number 21,728,457?
A: -21,728,457
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:
| 21,728,455 | 21,728,456 | 21,728,458 | 21,728,459 |
| -21,728,455 | -21,728,456 | -21,728,458 | -21,728,459 |