Q: What is the negative version of the number 156,661,209?
A: -156,661,209
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:
| 156,661,207 | 156,661,208 | 156,661,210 | 156,661,211 |
| -156,661,207 | -156,661,208 | -156,661,210 | -156,661,211 |