Q: What is the negative version of the number 764,688,221?
A: -764,688,221
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:
| 764,688,219 | 764,688,220 | 764,688,222 | 764,688,223 |
| -764,688,219 | -764,688,220 | -764,688,222 | -764,688,223 |