Q: What is the negative version of the number 216,400,405?
A: -216,400,405
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:
| 216,400,403 | 216,400,404 | 216,400,406 | 216,400,407 |
| -216,400,403 | -216,400,404 | -216,400,406 | -216,400,407 |