Q: What is the negative version of the number 21,556,249?
A: -21,556,249
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:
| 21,556,247 | 21,556,248 | 21,556,250 | 21,556,251 |
| -21,556,247 | -21,556,248 | -21,556,250 | -21,556,251 |