how do you find a and b I got the wrong values and i am unsure why.

Carbl Selis is unable to reconcile the bank balance at January 31 . Carof s reconciliation is shown here. (a) What is the groper adjusted cash balance per bank? (Round answers to 2 decimal places, es. 52.75 ) The proper adjusted cash balance per bank (6) What is the proper adjusted cash balance per books? (Round anwers to 2 decimel ploces est 52.75 ) The proper adjusted cash balance per books