Q: What is the negative version of the number 217,540,661?
A: -217,540,661
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:
| 217,540,659 | 217,540,660 | 217,540,662 | 217,540,663 |
| -217,540,659 | -217,540,660 | -217,540,662 | -217,540,663 |