-64.9% is the change from 869 to 305
Calculation steps:
[( 305 - 869 ) ÷ 869] x 100 = -64.9%
Formula
Percentage change = [(305 - 869) / 869] x 100
Subtract the new number by the original number
305 - 869 = -564
-564 ÷ 869 = -0.6490218642117376
-0.6490218642117376 x 100 = -64.9%