-92.05% is the change from 528 to 42
Calculation steps:
[( 42 - 528 ) ÷ 528] x 100 = -92.05%
Formula
Percentage change = [(42 - 528) / 528] x 100
Subtract the new number by the original number
42 - 528 = -486
-486 ÷ 528 = -0.9204545454545454
-0.9204545454545454 x 100 = -92.05%