Q: What is the negative version of the number 138,171,509?
A: -138,171,509
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:
| 138,171,507 | 138,171,508 | 138,171,510 | 138,171,511 |
| -138,171,507 | -138,171,508 | -138,171,510 | -138,171,511 |