Question

What is the common difference in the following arithmetic sequence?

12, 6, 0, -6, ...


-6
1/2

6

-2

Answer 1

Answer: -6

Explanation:

The common difference is the difference (subtraction) between any two consecutive terms.

6 - 12 = -6

0 - 6 = -6

-6 - 0 = -6

The common difference of this arithmetic sequence is -6.