Q: What is the negative version of the number 21,121,499?
A: -21,121,499
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:
| 21,121,497 | 21,121,498 | 21,121,500 | 21,121,501 |
| -21,121,497 | -21,121,498 | -21,121,500 | -21,121,501 |