Q: What is the negative version of the number 21,424,149?
A: -21,424,149
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:
| 21,424,147 | 21,424,148 | 21,424,150 | 21,424,151 |
| -21,424,147 | -21,424,148 | -21,424,150 | -21,424,151 |