Q: What is the negative version of the number 400,355,809?
A: -400,355,809
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:
| 400,355,807 | 400,355,808 | 400,355,810 | 400,355,811 |
| -400,355,807 | -400,355,808 | -400,355,810 | -400,355,811 |