Q: What is the negative version of the number 215,504,242?
A: -215,504,242
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:
| 215,504,240 | 215,504,241 | 215,504,243 | 215,504,244 |
| -215,504,240 | -215,504,241 | -215,504,243 | -215,504,244 |