Here is a case of conversion from degrees and minutes to the conventional decimal.
[tex]\begin{gathered} 26^o41^{\prime}=26^o+(\frac{41}{60})^o \\ 26^o41^{\prime}=26^o+0.68333333333333 \end{gathered}[/tex]To the nearest thousandth, 26 degrees, 41' = 26.683