-92.03% is the change from 527 to 42
Calculation steps:
[( 42 - 527 ) ÷ 527] x 100 = -92.03%
Formula
Percentage change = [(42 - 527) / 527] x 100
Subtract the new number by the original number
42 - 527 = -485
-485 ÷ 527 = -0.920303605313093
-0.920303605313093 x 100 = -92.03%