Q: What is the negative version of the number 20,661,872?
A: -20,661,872
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:
| 20,661,870 | 20,661,871 | 20,661,873 | 20,661,874 |
| -20,661,870 | -20,661,871 | -20,661,873 | -20,661,874 |