Q: What is the negative version of the number 20,400,499?
A: -20,400,499
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:
| 20,400,497 | 20,400,498 | 20,400,500 | 20,400,501 |
| -20,400,497 | -20,400,498 | -20,400,500 | -20,400,501 |