Q: What is the negative version of the number 221,311,517?
A: -221,311,517
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:
| 221,311,515 | 221,311,516 | 221,311,518 | 221,311,519 |
| -221,311,515 | -221,311,516 | -221,311,518 | -221,311,519 |