Q: What is the negative version of the number 21,401,864?
A: -21,401,864
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:
| 21,401,862 | 21,401,863 | 21,401,865 | 21,401,866 |
| -21,401,862 | -21,401,863 | -21,401,865 | -21,401,866 |