Q: What is the negative version of the number 20,421,245?
A: -20,421,245
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:
| 20,421,243 | 20,421,244 | 20,421,246 | 20,421,247 |
| -20,421,243 | -20,421,244 | -20,421,246 | -20,421,247 |