Q: What is the negative version of the number 278,687,635?
A: -278,687,635
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:
| 278,687,633 | 278,687,634 | 278,687,636 | 278,687,637 |
| -278,687,633 | -278,687,634 | -278,687,636 | -278,687,637 |