-88.11% is the change from 286 to 34
Calculation steps:
[( 34 - 286 ) ÷ 286] x 100 = -88.11%
Formula
Percentage change = [(34 - 286) / 286] x 100
Subtract the new number by the original number
34 - 286 = -252
-252 ÷ 286 = -0.8811188811188811
-0.8811188811188811 x 100 = -88.11%