Q: What is the negative version of the number 20,723,009?
A: -20,723,009
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:
| 20,723,007 | 20,723,008 | 20,723,010 | 20,723,011 |
| -20,723,007 | -20,723,008 | -20,723,010 | -20,723,011 |