Q: What is the negative version of the number 278,531,857?
A: -278,531,857
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:
| 278,531,855 | 278,531,856 | 278,531,858 | 278,531,859 |
| -278,531,855 | -278,531,856 | -278,531,858 | -278,531,859 |