Q: What is the negative version of the number 155,216,661?
A: -155,216,661
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:
| 155,216,659 | 155,216,660 | 155,216,662 | 155,216,663 |
| -155,216,659 | -155,216,660 | -155,216,662 | -155,216,663 |