Q: What is the negative version of the number 688,624,868?
A: -688,624,868
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:
| 688,624,866 | 688,624,867 | 688,624,869 | 688,624,870 |
| -688,624,866 | -688,624,867 | -688,624,869 | -688,624,870 |