Q: What is the negative version of the number 21,213,855?
A: -21,213,855
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:
| 21,213,853 | 21,213,854 | 21,213,856 | 21,213,857 |
| -21,213,853 | -21,213,854 | -21,213,856 | -21,213,857 |