Q: What is the negative version of the number 21,507,653?
A: -21,507,653
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:
| 21,507,651 | 21,507,652 | 21,507,654 | 21,507,655 |
| -21,507,651 | -21,507,652 | -21,507,654 | -21,507,655 |