Q: What is the negative version of the number 40,215,209?
A: -40,215,209
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:
| 40,215,207 | 40,215,208 | 40,215,210 | 40,215,211 |
| -40,215,207 | -40,215,208 | -40,215,210 | -40,215,211 |