Q: What is the negative version of the number 12,215,815?
A: -12,215,815
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:
| 12,215,813 | 12,215,814 | 12,215,816 | 12,215,817 |
| -12,215,813 | -12,215,814 | -12,215,816 | -12,215,817 |