-40.53% is the change from 528 to 314
Calculation steps:
[( 314 - 528 ) ÷ 528] x 100 = -40.53%
Formula
Percentage change = [(314 - 528) / 528] x 100
Subtract the new number by the original number
314 - 528 = -214
-214 ÷ 528 = -0.4053030303030303
-0.4053030303030303 x 100 = -40.53%