ENGLISH: | |
FRE = 206.835 − 84.6 * WL − 1.015 * SL | |
GERMAN: | |
FRE = 180 − SL − WL * 58.5 | |
WL = average word length in syllables | |
(= number of syllables divided by number of words) | |
SL = average sentence length | |
(= number of words divided by number of sentences) |