Q: What is the negative version of the number 20,640,117?
A: -20,640,117
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:
| 20,640,115 | 20,640,116 | 20,640,118 | 20,640,119 |
| -20,640,115 | -20,640,116 | -20,640,118 | -20,640,119 |