Q: What is the negative version of the number 21,878,877?
A: -21,878,877
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:
| 21,878,875 | 21,878,876 | 21,878,878 | 21,878,879 |
| -21,878,875 | -21,878,876 | -21,878,878 | -21,878,879 |