Q: What is the negative version of the number 21,500,751?
A: -21,500,751
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:
| 21,500,749 | 21,500,750 | 21,500,752 | 21,500,753 |
| -21,500,749 | -21,500,750 | -21,500,752 | -21,500,753 |