# Revision history [back]

### applying function in Calc

Hi all,

How to make function that calculate time difference from col A and B and automatically the result is shown in col C function I used is: =(Bn<an) +="" bn-an="" the="" problem="" is,="" that="" function="" must="" be="" applied="" manually="" each="" time="" i="" want="" the="" result="" time="" difference="" <="" p="">

### applying function in Calc

Hi all,

How to make function that calculate time difference from col A and B and automatically the result is shown in col C function I used is: =(Bn<an) +="" bn-an="" =(Bn<an)+bn-an the="" problem="" is,="" that="" function="" must="" be="" applied="" manually="" each="" time="" i="" want="" the="" result="" time="" difference="" <="" p="">

### applying function in Calc

Hi all,

How to make function that calculate time difference from col A and B and automatically the result is shown in col C function I used is: =(Bn<an)+bn-an =(Bn<an)+bn-an, where="" n="" is="" number="" of="" row.="" the="" problem="" is,="" that="" function="" must="" be="" applied="" manually="" each="" time="" i="" want="" the="" result="" time="" difference="" <="" p="">