Q: What is the negative version of the number 31,420,515?
A: -31,420,515
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:
| 31,420,513 | 31,420,514 | 31,420,516 | 31,420,517 |
| -31,420,513 | -31,420,514 | -31,420,516 | -31,420,517 |