Q: What is the negative version of the number 21,216,512?
A: -21,216,512
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:
| 21,216,510 | 21,216,511 | 21,216,513 | 21,216,514 |
| -21,216,510 | -21,216,511 | -21,216,513 | -21,216,514 |