Q: What is the negative version of the number 15,515,215?
A: -15,515,215
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:
| 15,515,213 | 15,515,214 | 15,515,216 | 15,515,217 |
| -15,515,213 | -15,515,214 | -15,515,216 | -15,515,217 |