Q: What is the negative version of the number 231,031,215?
A: -231,031,215
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:
| 231,031,213 | 231,031,214 | 231,031,216 | 231,031,217 |
| -231,031,213 | -231,031,214 | -231,031,216 | -231,031,217 |