Q: What is the negative version of the number 666,400,429?
A: -666,400,429
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:
| 666,400,427 | 666,400,428 | 666,400,430 | 666,400,431 |
| -666,400,427 | -666,400,428 | -666,400,430 | -666,400,431 |