Q: What is the negative version of the number 21,512,238?
A: -21,512,238
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:
| 21,512,236 | 21,512,237 | 21,512,239 | 21,512,240 |
| -21,512,236 | -21,512,237 | -21,512,239 | -21,512,240 |