Substracting the value of upper row from all the values from the subsequent rows individually ?

How can I Substracting the value of upper row from all the values from the subsequent rows individually and store the new values in a matrix/array ?

For Example I have a table :

2130.18

2217.22

2334.24

2433.29

and I want to substract like :

2217.22 - 2130.18

2334.24 - 2130. 18

2433.29 - 2130.18

and store the new values in an array ?

Please help I am new to matlab

Answer 1

[Andrei Bobrov]

A =[ 2130.18
2217.22
2334.24
2433.29];

out = A(2:end) - A(1);