Q: What is the negative version of the number 21,520,686?
A: -21,520,686
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:
| 21,520,684 | 21,520,685 | 21,520,687 | 21,520,688 |
| -21,520,684 | -21,520,685 | -21,520,687 | -21,520,688 |