-43.23% is the change from 930 to 528
Calculation steps:
[( 528 - 930 ) ÷ 930] x 100 = -43.23%
Formula
Percentage change = [(528 - 930) / 930] x 100
Subtract the new number by the original number
528 - 930 = -402
-402 ÷ 930 = -0.432258064516129
-0.432258064516129 x 100 = -43.23%