Q: What is the negative version of the number 21,220,144?
A: -21,220,144
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:
| 21,220,142 | 21,220,143 | 21,220,145 | 21,220,146 |
| -21,220,142 | -21,220,143 | -21,220,145 | -21,220,146 |