Q: What is the negative version of the number 20,818,390?
A: -20,818,390
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:
| 20,818,388 | 20,818,389 | 20,818,391 | 20,818,392 |
| -20,818,388 | -20,818,389 | -20,818,391 | -20,818,392 |