What I'm trying to do is convert sum of minutes and if over 59 into hours and if over 7 hours into a day. For example
<colgroup><col span="3"></colgroup><tbody>
<tbody>
A
B
C
D
Days
Hours
Minutes
3
5
40
6
2
30
Total
9
8
70
Desired
10
7
10
</tbody>
So...