Q: What is the negative version of the number 21,057,840?
A: -21,057,840
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:
| 21,057,838 | 21,057,839 | 21,057,841 | 21,057,842 |
| -21,057,838 | -21,057,839 | -21,057,841 | -21,057,842 |