Q: What is the negative version of the number 21,254,815?
A: -21,254,815
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:
| 21,254,813 | 21,254,814 | 21,254,816 | 21,254,817 |
| -21,254,813 | -21,254,814 | -21,254,816 | -21,254,817 |