SteveL13

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I'm trying to display the sum of Hours in a subform onto a main form. &nbsp;Here is what I have but its is not working:<br><br>=Sum([Forms]![frmMoldRepairs]![Detail Records].[Form]![txtTotalHours])
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I'm trying to display the sum of Hours in a subform onto a main form.  Here is what I have but its is not working:
=Sum([Forms]![frmMoldRepairs]![Detail Records].[Form]![txtTotalHours])

How sum values from a sub-form on a Main Form

Microsoft Access is a rapid application development (RAD) relational database tool. Access can be used for both desktop and web-based applications, and uses VBA (Visual Basic for Applications) as its coding language.