Q: What is the negative version of the number 215,211,785?
A: -215,211,785
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:
| 215,211,783 | 215,211,784 | 215,211,786 | 215,211,787 |
| -215,211,783 | -215,211,784 | -215,211,786 | -215,211,787 |