-83.65% is the change from 318 to 52
Calculation steps:
[( 52 - 318 ) ÷ 318] x 100 = -83.65%
Formula
Percentage change = [(52 - 318) / 318] x 100
Subtract the new number by the original number
52 - 318 = -266
-266 ÷ 318 = -0.8364779874213837
-0.8364779874213837 x 100 = -83.65%