Q: What is the negative version of the number 21,243,131?
A: -21,243,131
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:
| 21,243,129 | 21,243,130 | 21,243,132 | 21,243,133 |
| -21,243,129 | -21,243,130 | -21,243,132 | -21,243,133 |