Q: What is the negative version of the number 21,131,230?
A: -21,131,230
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:
| 21,131,228 | 21,131,229 | 21,131,231 | 21,131,232 |
| -21,131,228 | -21,131,229 | -21,131,231 | -21,131,232 |