Q: What is the negative version of the number 20,690,391?
A: -20,690,391
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:
| 20,690,389 | 20,690,390 | 20,690,392 | 20,690,393 |
| -20,690,389 | -20,690,390 | -20,690,392 | -20,690,393 |