Q: What is the negative version of the number 31,515,105?
A: -31,515,105
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:
| 31,515,103 | 31,515,104 | 31,515,106 | 31,515,107 |
| -31,515,103 | -31,515,104 | -31,515,106 | -31,515,107 |