Q: What is the negative version of the number 21,315,201?
A: -21,315,201
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:
| 21,315,199 | 21,315,200 | 21,315,202 | 21,315,203 |
| -21,315,199 | -21,315,200 | -21,315,202 | -21,315,203 |