Q: What is the negative version of the number 21,238,155?
A: -21,238,155
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:
| 21,238,153 | 21,238,154 | 21,238,156 | 21,238,157 |
| -21,238,153 | -21,238,154 | -21,238,156 | -21,238,157 |