Q: What is the negative version of the number 431,421,009?
A: -431,421,009
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:
| 431,421,007 | 431,421,008 | 431,421,010 | 431,421,011 |
| -431,421,007 | -431,421,008 | -431,421,010 | -431,421,011 |