Q: What is the negative version of the number 20,661,870?
A: -20,661,870
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:
| 20,661,868 | 20,661,869 | 20,661,871 | 20,661,872 |
| -20,661,868 | -20,661,869 | -20,661,871 | -20,661,872 |