-18.53% is the change from 286 to 233
Calculation steps:
[( 233 - 286 ) ÷ 286] x 100 = -18.53%
Formula
Percentage change = [(233 - 286) / 286] x 100
Subtract the new number by the original number
233 - 286 = -53
-53 ÷ 286 = -0.1853146853146853
-0.1853146853146853 x 100 = -18.53%