Q: What is the negative version of the number 642,617,011?
A: -642,617,011
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:
| 642,617,009 | 642,617,010 | 642,617,012 | 642,617,013 |
| -642,617,009 | -642,617,010 | -642,617,012 | -642,617,013 |