totals rows calc.

[eryılmaz]

H I just want 2 total cell  (not with columns) divide thanks

Example

               Ext., Tis., Kit,

Totals.  10 ,  20 ,   30

1.            5,    10,    15

2.           5,      10,    15

İ need Total row cell  tis.(1)/kit(1)  20/30=0,666667