Q: What is the negative version of the number 18,509,351?
A: -18,509,351
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:
| 18,509,349 | 18,509,350 | 18,509,352 | 18,509,353 |
| -18,509,349 | -18,509,350 | -18,509,352 | -18,509,353 |