i have a spreadsheet which contains a begin and end time, both formatted as custom m/d/yy h:mm AM/PM;@. my formula to calculate hours and minutes between the two times is =TEXT(B1-A1, "h:mm"). however, it's not working. my begin time (A1) is 6/6/08 10:59 AMand my end time (B1) is 6/8/08 11:04 AMbut the result of my formula is 0:04. can someone help? thanks.