-52.1% is the change from 286 to 137
Calculation steps:
[( 137 - 286 ) ÷ 286] x 100 = -52.1%
Formula
Percentage change = [(137 - 286) / 286] x 100
Subtract the new number by the original number
137 - 286 = -149
-149 ÷ 286 = -0.5209790209790209
-0.5209790209790209 x 100 = -52.1%