Q: What is the negative version of the number 21,531,087?
A: -21,531,087
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:
| 21,531,085 | 21,531,086 | 21,531,088 | 21,531,089 |
| -21,531,085 | -21,531,086 | -21,531,088 | -21,531,089 |