-50.46% is the change from 862 to 427
Calculation steps:
[( 427 - 862 ) ÷ 862] x 100 = -50.46%
Formula
Percentage change = [(427 - 862) / 862] x 100
Subtract the new number by the original number
427 - 862 = -435
-435 ÷ 862 = -0.5046403712296984
-0.5046403712296984 x 100 = -50.46%