Q: What is the negative version of the number 13,215,451?
A: -13,215,451
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:
| 13,215,449 | 13,215,450 | 13,215,452 | 13,215,453 |
| -13,215,449 | -13,215,450 | -13,215,452 | -13,215,453 |