Q: What is the negative version of the number 215,656,661?
A: -215,656,661
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:
| 215,656,659 | 215,656,660 | 215,656,662 | 215,656,663 |
| -215,656,659 | -215,656,660 | -215,656,662 | -215,656,663 |