Q: What is the negative version of the number 221,115,156?
A: -221,115,156
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:
| 221,115,154 | 221,115,155 | 221,115,157 | 221,115,158 |
| -221,115,154 | -221,115,155 | -221,115,157 | -221,115,158 |