Q: What is the negative version of the number 31,221,455?
A: -31,221,455
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:
| 31,221,453 | 31,221,454 | 31,221,456 | 31,221,457 |
| -31,221,453 | -31,221,454 | -31,221,456 | -31,221,457 |