Q: What is the negative version of the number 31,231,009?
A: -31,231,009
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:
| 31,231,007 | 31,231,008 | 31,231,010 | 31,231,011 |
| -31,231,007 | -31,231,008 | -31,231,010 | -31,231,011 |