Q: What is the negative version of the number 42,421,215?
A: -42,421,215
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:
| 42,421,213 | 42,421,214 | 42,421,216 | 42,421,217 |
| -42,421,213 | -42,421,214 | -42,421,216 | -42,421,217 |