Q: What is the negative version of the number 645,536,459?
A: -645,536,459
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:
| 645,536,457 | 645,536,458 | 645,536,460 | 645,536,461 |
| -645,536,457 | -645,536,458 | -645,536,460 | -645,536,461 |