Q: What is the negative version of the number 18,420,138?
A: -18,420,138
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:
| 18,420,136 | 18,420,137 | 18,420,139 | 18,420,140 |
| -18,420,136 | -18,420,137 | -18,420,139 | -18,420,140 |