Q: What is the negative version of the number 20,011,991?
A: -20,011,991
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:
| 20,011,989 | 20,011,990 | 20,011,992 | 20,011,993 |
| -20,011,989 | -20,011,990 | -20,011,992 | -20,011,993 |