Q: What is the negative version of the number 21,561,366?
A: -21,561,366
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:
| 21,561,364 | 21,561,365 | 21,561,367 | 21,561,368 |
| -21,561,364 | -21,561,365 | -21,561,367 | -21,561,368 |