-52.66% is the change from 902 to 427
Calculation steps:
[( 427 - 902 ) ÷ 902] x 100 = -52.66%
Formula
Percentage change = [(427 - 902) / 902] x 100
Subtract the new number by the original number
427 - 902 = -475
-475 ÷ 902 = -0.5266075388026608
-0.5266075388026608 x 100 = -52.66%