Q: What is the negative version of the number 243,663,991?
A: -243,663,991
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:
| 243,663,989 | 243,663,990 | 243,663,992 | 243,663,993 |
| -243,663,989 | -243,663,990 | -243,663,992 | -243,663,993 |