Q: What is the negative version of the number 215,564,611?
A: -215,564,611
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:
| 215,564,609 | 215,564,610 | 215,564,612 | 215,564,613 |
| -215,564,609 | -215,564,610 | -215,564,612 | -215,564,613 |