Q: What is the negative version of the number 215,505,831?
A: -215,505,831
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:
215,505,829 | 215,505,830 | 215,505,832 | 215,505,833 |
-215,505,829 | -215,505,830 | -215,505,832 | -215,505,833 |