-90.91% is the change from 286 to 26
Calculation steps:
[( 26 - 286 ) ÷ 286] x 100 = -90.91%
Formula
Percentage change = [(26 - 286) / 286] x 100
Subtract the new number by the original number
26 - 286 = -260
-260 ÷ 286 = -0.9090909090909091
-0.9090909090909091 x 100 = -90.91%