Q: What is the negative version of the number 215,455,223?
A: -215,455,223
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:
| 215,455,221 | 215,455,222 | 215,455,224 | 215,455,225 |
| -215,455,221 | -215,455,222 | -215,455,224 | -215,455,225 |