Q: What is the negative version of the number 21,309,961?
A: -21,309,961
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:
| 21,309,959 | 21,309,960 | 21,309,962 | 21,309,963 |
| -21,309,959 | -21,309,960 | -21,309,962 | -21,309,963 |