Q: What is the negative version of the number 21,102,421?
A: -21,102,421
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:
| 21,102,419 | 21,102,420 | 21,102,422 | 21,102,423 |
| -21,102,419 | -21,102,420 | -21,102,422 | -21,102,423 |