-42.84% is the change from 894 to 511
Calculation steps:
[( 511 - 894 ) ÷ 894] x 100 = -42.84%
Formula
Percentage change = [(511 - 894) / 894] x 100
Subtract the new number by the original number
511 - 894 = -383
-383 ÷ 894 = -0.42841163310961966
-0.42841163310961966 x 100 = -42.84%