Q: What is the negative version of the number 278,306,215?
A: -278,306,215
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:
| 278,306,213 | 278,306,214 | 278,306,216 | 278,306,217 |
| -278,306,213 | -278,306,214 | -278,306,216 | -278,306,217 |