-58.33% is the change from 528 to 220
Calculation steps:
[( 220 - 528 ) ÷ 528] x 100 = -58.33%
Formula
Percentage change = [(220 - 528) / 528] x 100
Subtract the new number by the original number
220 - 528 = -308
-308 ÷ 528 = -0.5833333333333334
-0.5833333333333334 x 100 = -58.33%