Q: What is the negative version of the number 20,490,180?
A: -20,490,180
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:
| 20,490,178 | 20,490,179 | 20,490,181 | 20,490,182 |
| -20,490,178 | -20,490,179 | -20,490,181 | -20,490,182 |