Q: What is the negative version of the number 20,015,159?
A: -20,015,159
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:
| 20,015,157 | 20,015,158 | 20,015,160 | 20,015,161 |
| -20,015,157 | -20,015,158 | -20,015,160 | -20,015,161 |