How round a time to the nearest minute?

[Hans_K]

I have the following expression: Interval(Sum(uren)/24, 'h:mm:ss')

The value of Sum(uren) = 38,75

The result of my expression = 38:44:59

How do get the following result?: 38:45 (rounded to the nearest minute)

[Hans_K]

Thanks Enno86, i did. But it was not the solution for me.