Q: What is the negative version of the number 18,409,131?
A: -18,409,131
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:
| 18,409,129 | 18,409,130 | 18,409,132 | 18,409,133 |
| -18,409,129 | -18,409,130 | -18,409,132 | -18,409,133 |