Question

Find the common difference of the sequence shown.

1/2, 1/4, 0, ......
* -1/8
* -1/4
* -1/2

Answer 1

the common difference is -1/4

Answer 2

The common difference is -1/4.
You can figure this out by subtracting each value in the sequence by the value right before it. Ex. 1/4 - 1/2 = -1/4