Q: What is the negative version of the number 666,521,612?
A: -666,521,612
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:
| 666,521,610 | 666,521,611 | 666,521,613 | 666,521,614 |
| -666,521,610 | -666,521,611 | -666,521,613 | -666,521,614 |