-65.32% is the change from 839 to 291
Calculation steps:
[( 291 - 839 ) ÷ 839] x 100 = -65.32%
Formula
Percentage change = [(291 - 839) / 839] x 100
Subtract the new number by the original number
291 - 839 = -548
-548 ÷ 839 = -0.6531585220500596
-0.6531585220500596 x 100 = -65.32%