Q: What is the negative version of the number 638,506,825?
A: -638,506,825
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:
| 638,506,823 | 638,506,824 | 638,506,826 | 638,506,827 |
| -638,506,823 | -638,506,824 | -638,506,826 | -638,506,827 |