Q: What is the negative version of the number 20,640,459?
A: -20,640,459
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:
| 20,640,457 | 20,640,458 | 20,640,460 | 20,640,461 |
| -20,640,457 | -20,640,458 | -20,640,460 | -20,640,461 |