Q: What is the negative version of the number 145,172,391?
A: -145,172,391
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:
| 145,172,389 | 145,172,390 | 145,172,392 | 145,172,393 |
| -145,172,389 | -145,172,390 | -145,172,392 | -145,172,393 |