Q: What is the negative version of the number 21,990,124?
A: -21,990,124
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:
| 21,990,122 | 21,990,123 | 21,990,125 | 21,990,126 |
| -21,990,122 | -21,990,123 | -21,990,125 | -21,990,126 |