Q: What is the negative version of the number 221,131,000?
A: -221,131,000
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:
| 221,130,998 | 221,130,999 | 221,131,001 | 221,131,002 |
| -221,130,998 | -221,130,999 | -221,131,001 | -221,131,002 |