Q: What is the negative version of the number 21,420,455?
A: -21,420,455
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:
| 21,420,453 | 21,420,454 | 21,420,456 | 21,420,457 |
| -21,420,453 | -21,420,454 | -21,420,456 | -21,420,457 |