Q: What is the negative version of the number 643,622,243?
A: -643,622,243
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:
| 643,622,241 | 643,622,242 | 643,622,244 | 643,622,245 |
| -643,622,241 | -643,622,242 | -643,622,244 | -643,622,245 |