Q: What is the negative version of the number 31,220,779?
A: -31,220,779
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:
| 31,220,777 | 31,220,778 | 31,220,780 | 31,220,781 |
| -31,220,777 | -31,220,778 | -31,220,780 | -31,220,781 |