Q: What is the negative version of the number 21,890,420?
A: -21,890,420
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:
| 21,890,418 | 21,890,419 | 21,890,421 | 21,890,422 |
| -21,890,418 | -21,890,419 | -21,890,421 | -21,890,422 |