Q: What is the negative version of the number 21,231,401?
A: -21,231,401
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:
| 21,231,399 | 21,231,400 | 21,231,402 | 21,231,403 |
| -21,231,399 | -21,231,400 | -21,231,402 | -21,231,403 |