Q: What is the negative version of the number 664,154,563?
A: -664,154,563
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:
| 664,154,561 | 664,154,562 | 664,154,564 | 664,154,565 |
| -664,154,561 | -664,154,562 | -664,154,564 | -664,154,565 |