Q: What is the negative version of the number 211,515,138?
A: -211,515,138
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:
| 211,515,136 | 211,515,137 | 211,515,139 | 211,515,140 |
| -211,515,136 | -211,515,137 | -211,515,139 | -211,515,140 |