Q: What is the negative version of the number 20,521,151?
A: -20,521,151
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:
| 20,521,149 | 20,521,150 | 20,521,152 | 20,521,153 |
| -20,521,149 | -20,521,150 | -20,521,152 | -20,521,153 |