Q: What is the negative version of the number 221,156,545?
A: -221,156,545
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:
| 221,156,543 | 221,156,544 | 221,156,546 | 221,156,547 |
| -221,156,543 | -221,156,544 | -221,156,546 | -221,156,547 |