-83.79% is the change from 327 to 53
Calculation steps:
[( 53 - 327 ) ÷ 327] x 100 = -83.79%
Formula
Percentage change = [(53 - 327) / 327] x 100
Subtract the new number by the original number
53 - 327 = -274
-274 ÷ 327 = -0.8379204892966361
-0.8379204892966361 x 100 = -83.79%