Q: What is the negative version of the number 645,088,678?
A: -645,088,678
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:
| 645,088,676 | 645,088,677 | 645,088,679 | 645,088,680 |
| -645,088,676 | -645,088,677 | -645,088,679 | -645,088,680 |