From To K C F R
K 1 1 1.8 1.8
C 1 1 1.8 1.8
F 0.555556 0.555556 1 1
R 0.555556 0.555556 1 1

Each cell shows the factor to convert 1 unit of the row header into the column header.

Highlighted diagonal cells represent identity conversions (1:1).