-82.95% is the change from 305 to 52
Calculation steps:
[( 52 - 305 ) ÷ 305] x 100 = -82.95%
Formula
Percentage change = [(52 - 305) / 305] x 100
Subtract the new number by the original number
52 - 305 = -253
-253 ÷ 305 = -0.8295081967213115
-0.8295081967213115 x 100 = -82.95%