Q: What is the negative version of the number 21,851,981?
A: -21,851,981
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:
| 21,851,979 | 21,851,980 | 21,851,982 | 21,851,983 |
| -21,851,979 | -21,851,980 | -21,851,982 | -21,851,983 |