-69.42% is the change from 327 to 100
Calculation steps:
[( 100 - 327 ) ÷ 327] x 100 = -69.42%
Formula
Percentage change = [(100 - 327) / 327] x 100
Subtract the new number by the original number
100 - 327 = -227
-227 ÷ 327 = -0.6941896024464832
-0.6941896024464832 x 100 = -69.42%