Q: What is the negative version of the number 66,805,009?
A: -66,805,009
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:
| 66,805,007 | 66,805,008 | 66,805,010 | 66,805,011 |
| -66,805,007 | -66,805,008 | -66,805,010 | -66,805,011 |