-92.42% is the change from 501 to 38
Calculation steps:
[( 38 - 501 ) ÷ 501] x 100 = -92.42%
Formula
Percentage change = [(38 - 501) / 501] x 100
Subtract the new number by the original number
38 - 501 = -463
-463 ÷ 501 = -0.9241516966067864
-0.9241516966067864 x 100 = -92.42%