Q: What is the negative version of the number 21,358,989?
A: -21,358,989
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:
| 21,358,987 | 21,358,988 | 21,358,990 | 21,358,991 |
| -21,358,987 | -21,358,988 | -21,358,990 | -21,358,991 |