Q: What is the negative version of the number 21,517,224?
A: -21,517,224
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:
| 21,517,222 | 21,517,223 | 21,517,225 | 21,517,226 |
| -21,517,222 | -21,517,223 | -21,517,225 | -21,517,226 |