In this arithmetic sequence, what is the common difference? 11, 8, 5, 2, ... 3 - 3 5 - 1

Common difference is when you subtract one term from the one before it

11 then 8

8-11=-3

common difference is - 3

second one

3 then - 3 then 5 then - 1

this is not aritmetic sequence, there is not common differnce here