You have to divide the minutes by 60 and by 24 in order to subtract
them from a time-formatted value. i.e. if you have 8:15 am in A1 and 15
in B1 try this in C1:
Need help on this. subtract days and hour and convert it to minutes.
example:
A1 = April 1, 2013 6:30 AM
B1 = April 2, 2013 5:30 AM
Answer C1 = A1-B1 = 33,120 Minutes.