Q: What is the negative version of the number 42,581,809?
A: -42,581,809
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:
| 42,581,807 | 42,581,808 | 42,581,810 | 42,581,811 |
| -42,581,807 | -42,581,808 | -42,581,810 | -42,581,811 |