Q: What is the negative version of the number 21,220,149?
A: -21,220,149
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:
| 21,220,147 | 21,220,148 | 21,220,150 | 21,220,151 |
| -21,220,147 | -21,220,148 | -21,220,150 | -21,220,151 |