Q: What is the negative version of the number 645,536,457?
A: -645,536,457
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:
| 645,536,455 | 645,536,456 | 645,536,458 | 645,536,459 |
| -645,536,455 | -645,536,456 | -645,536,458 | -645,536,459 |