Q: What is the negative version of the number 21,101,540?
A: -21,101,540
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:
| 21,101,538 | 21,101,539 | 21,101,541 | 21,101,542 |
| -21,101,538 | -21,101,539 | -21,101,541 | -21,101,542 |