Q: What is the negative version of the number 21,421,428?
A: -21,421,428
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:
| 21,421,426 | 21,421,427 | 21,421,429 | 21,421,430 |
| -21,421,426 | -21,421,427 | -21,421,429 | -21,421,430 |