Q: What is the negative version of the number 21,555,317?
A: -21,555,317
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:
| 21,555,315 | 21,555,316 | 21,555,318 | 21,555,319 |
| -21,555,315 | -21,555,316 | -21,555,318 | -21,555,319 |