Q: What is the negative version of the number 221,665,651?
A: -221,665,651
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:
| 221,665,649 | 221,665,650 | 221,665,652 | 221,665,653 |
| -221,665,649 | -221,665,650 | -221,665,652 | -221,665,653 |