Q: What is the negative version of the number 21,515,360?
A: -21,515,360
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:
| 21,515,358 | 21,515,359 | 21,515,361 | 21,515,362 |
| -21,515,358 | -21,515,359 | -21,515,361 | -21,515,362 |