Q: What is the negative version of the number 21,421,545?
A: -21,421,545
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:
| 21,421,543 | 21,421,544 | 21,421,546 | 21,421,547 |
| -21,421,543 | -21,421,544 | -21,421,546 | -21,421,547 |