if i have two matrix in different size how can i subtract it ??

if i have

 A =[ 0     1     0     0     0     0     0     0     0     0
      0     1     0     1     0     1     0     0     2     0
      3     1     1     2     1     1     4     2     1     5 ]

AND

X = [  0     1     1     0     0     0     1     2     0     1
       5     1     1     4     1     4     2     1     2     1 ]

how can i do this

z2 = abs(sum(M_column1 ~=  M_column2))

[Azzi Abdelmalek]

What is the result?