Q: What is the negative version of the number 31,178,615?
A: -31,178,615
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:
| 31,178,613 | 31,178,614 | 31,178,616 | 31,178,617 |
| -31,178,613 | -31,178,614 | -31,178,616 | -31,178,617 |