Q: What is the negative version of the number 400,640,455?
A: -400,640,455
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:
| 400,640,453 | 400,640,454 | 400,640,456 | 400,640,457 |
| -400,640,453 | -400,640,454 | -400,640,456 | -400,640,457 |