Q: What is the negative version of the number 221,666,243?
A: -221,666,243
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:
| 221,666,241 | 221,666,242 | 221,666,244 | 221,666,245 |
| -221,666,241 | -221,666,242 | -221,666,244 | -221,666,245 |