Q: What is the negative version of the number 21,661,235?
A: -21,661,235
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:
| 21,661,233 | 21,661,234 | 21,661,236 | 21,661,237 |
| -21,661,233 | -21,661,234 | -21,661,236 | -21,661,237 |