Q: What is the negative version of the number 642,542,010?
A: -642,542,010
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:
| 642,542,008 | 642,542,009 | 642,542,011 | 642,542,012 |
| -642,542,008 | -642,542,009 | -642,542,011 | -642,542,012 |