Can someone answer and explain how to do it

b.-4 units

all you   do is count how many times you move

step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

ya

why are you giving so many marks make your marks less and make a question list so that i can understand your question very nicely