Q: What is the negative version of the number 278,381,557?
A: -278,381,557
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:
| 278,381,555 | 278,381,556 | 278,381,558 | 278,381,559 |
| -278,381,555 | -278,381,556 | -278,381,558 | -278,381,559 |