Q: What is the negative version of the number 20,729,609?
A: -20,729,609
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:
| 20,729,607 | 20,729,608 | 20,729,610 | 20,729,611 |
| -20,729,607 | -20,729,608 | -20,729,610 | -20,729,611 |