Q: What is the negative version of the number 18,509,660?
A: -18,509,660
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:
| 18,509,658 | 18,509,659 | 18,509,661 | 18,509,662 |
| -18,509,658 | -18,509,659 | -18,509,661 | -18,509,662 |