Q: What is the negative version of the number 121,515,156?
A: -121,515,156
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:
| 121,515,154 | 121,515,155 | 121,515,157 | 121,515,158 |
| -121,515,154 | -121,515,155 | -121,515,157 | -121,515,158 |