Q: What is the negative version of the number 21,851,979?
A: -21,851,979
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:
| 21,851,977 | 21,851,978 | 21,851,980 | 21,851,981 |
| -21,851,977 | -21,851,978 | -21,851,980 | -21,851,981 |