Q: What is the negative version of the number 21,131,437?
A: -21,131,437
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:
| 21,131,435 | 21,131,436 | 21,131,438 | 21,131,439 |
| -21,131,435 | -21,131,436 | -21,131,438 | -21,131,439 |