Q: What is the negative version of the number 20,666,401?
A: -20,666,401
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:
| 20,666,399 | 20,666,400 | 20,666,402 | 20,666,403 |
| -20,666,399 | -20,666,400 | -20,666,402 | -20,666,403 |