Q: What is the negative version of the number 231,572,721?
A: -231,572,721
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:
| 231,572,719 | 231,572,720 | 231,572,722 | 231,572,723 |
| -231,572,719 | -231,572,720 | -231,572,722 | -231,572,723 |