Q: What is the negative version of the number 20,172,101?
A: -20,172,101
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:
| 20,172,099 | 20,172,100 | 20,172,102 | 20,172,103 |
| -20,172,099 | -20,172,100 | -20,172,102 | -20,172,103 |