Q: What is the negative version of the number 21,247,740?
A: -21,247,740
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:
| 21,247,738 | 21,247,739 | 21,247,741 | 21,247,742 |
| -21,247,738 | -21,247,739 | -21,247,741 | -21,247,742 |