Q: What is the negative version of the number 13,391,909?
A: -13,391,909
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:
| 13,391,907 | 13,391,908 | 13,391,910 | 13,391,911 |
| -13,391,907 | -13,391,908 | -13,391,910 | -13,391,911 |