-22.05% is the change from 839 to 654
Calculation steps:
[( 654 - 839 ) ÷ 839] x 100 = -22.05%
Formula
Percentage change = [(654 - 839) / 839] x 100
Subtract the new number by the original number
654 - 839 = -185
-185 ÷ 839 = -0.2205005959475566
-0.2205005959475566 x 100 = -22.05%