Q: What is the negative version of the number 21,245,949?
A: -21,245,949
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:
| 21,245,947 | 21,245,948 | 21,245,950 | 21,245,951 |
| -21,245,947 | -21,245,948 | -21,245,950 | -21,245,951 |