Q: What is the negative version of the number 40,640,009?
A: -40,640,009
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:
| 40,640,007 | 40,640,008 | 40,640,010 | 40,640,011 |
| -40,640,007 | -40,640,008 | -40,640,010 | -40,640,011 |