Hi there
I am currently using the following to calculate time range in one column:
=IF(ISNUMBER(FIND("/",C5)),0.5+MOD(SUBSTITUTE(RIGHT(C5,5),"-","")-SUBSTITUTE(MID(C5,FIND("/",C5)+1,5),"-",""),-0.5),0)+0.5+MOD(SUBSTITUTE(MID(C5,FIND("-",C5)+1,5),"/","")-SUBSTITUTE(LEFT(C5,5),"-",""),-0.5)...