Q: What is the negative version of the number 215,421,204?
A: -215,421,204
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:
| 215,421,202 | 215,421,203 | 215,421,205 | 215,421,206 |
| -215,421,202 | -215,421,203 | -215,421,205 | -215,421,206 |