-88.8% is the change from 839 to 94
Calculation steps:
[( 94 - 839 ) ÷ 839] x 100 = -88.8%
Formula
Percentage change = [(94 - 839) / 839] x 100
Subtract the new number by the original number
94 - 839 = -745
-745 ÷ 839 = -0.8879618593563766
-0.8879618593563766 x 100 = -88.8%