-50.52% is the change from 869 to 430
Calculation steps:
[( 430 - 869 ) ÷ 869] x 100 = -50.52%
Formula
Percentage change = [(430 - 869) / 869] x 100
Subtract the new number by the original number
430 - 869 = -439
-439 ÷ 869 = -0.5051783659378596
-0.5051783659378596 x 100 = -50.52%