Q: What is the negative version of the number 215,113,509?
A: -215,113,509
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:
| 215,113,507 | 215,113,508 | 215,113,510 | 215,113,511 |
| -215,113,507 | -215,113,508 | -215,113,510 | -215,113,511 |