Q: What is the negative version of the number 666,402,520?
A: -666,402,520
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:
| 666,402,518 | 666,402,519 | 666,402,521 | 666,402,522 |
| -666,402,518 | -666,402,519 | -666,402,521 | -666,402,522 |