Q: What is the negative version of the number 21,421,017?
A: -21,421,017
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:
| 21,421,015 | 21,421,016 | 21,421,018 | 21,421,019 |
| -21,421,015 | -21,421,016 | -21,421,018 | -21,421,019 |