Q: What is the negative version of the number 421,515,236?
A: -421,515,236
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:
| 421,515,234 | 421,515,235 | 421,515,237 | 421,515,238 |
| -421,515,234 | -421,515,235 | -421,515,237 | -421,515,238 |