-43.68% is the change from 902 to 508
Calculation steps:
[( 508 - 902 ) ÷ 902] x 100 = -43.68%
Formula
Percentage change = [(508 - 902) / 902] x 100
Subtract the new number by the original number
508 - 902 = -394
-394 ÷ 902 = -0.43680709534368073
-0.43680709534368073 x 100 = -43.68%