Q: What is the negative version of the number 215,421,166?
A: -215,421,166
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:
| 215,421,164 | 215,421,165 | 215,421,167 | 215,421,168 |
| -215,421,164 | -215,421,165 | -215,421,167 | -215,421,168 |