last 5 digits of student ID 70217

A sender needs to send the five datawords Ox54FDF, OxD1F6D, 0X3CFD1, OxF3CFO, and the last 5 digits of your student ID (put them as is no need top convert them to hexadecimal). Answer the following: 3.1) Find the checksum at the sender site. 3.2) Find the checksum at the receiver site if there is no error. 3.3) Find the checksum at the receiver site if the first dataword is changed to 0x5000F