Q: What is the negative version of the number 221,507,427?
A: -221,507,427
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:
| 221,507,425 | 221,507,426 | 221,507,428 | 221,507,429 |
| -221,507,425 | -221,507,426 | -221,507,428 | -221,507,429 |