Q: What is the negative version of the number 661,312,243?
A: -661,312,243
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:
| 661,312,241 | 661,312,242 | 661,312,244 | 661,312,245 |
| -661,312,241 | -661,312,242 | -661,312,244 | -661,312,245 |