Q: What is the negative version of the number 15,500,021?
A: -15,500,021
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:
| 15,500,019 | 15,500,020 | 15,500,022 | 15,500,023 |
| -15,500,019 | -15,500,020 | -15,500,022 | -15,500,023 |