-84.49% is the change from 838 to 130
Calculation steps:
[( 130 - 838 ) ÷ 838] x 100 = -84.49%
Formula
Percentage change = [(130 - 838) / 838] x 100
Subtract the new number by the original number
130 - 838 = -708
-708 ÷ 838 = -0.8448687350835322
-0.8448687350835322 x 100 = -84.49%