Q: What is the negative version of the number 638,647,459?
A: -638,647,459
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:
| 638,647,457 | 638,647,458 | 638,647,460 | 638,647,461 |
| -638,647,457 | -638,647,458 | -638,647,460 | -638,647,461 |