Q: What is the negative version of the number 243,021,009?
A: -243,021,009
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:
| 243,021,007 | 243,021,008 | 243,021,010 | 243,021,011 |
| -243,021,007 | -243,021,008 | -243,021,010 | -243,021,011 |