-74.48% is the change from 286 to 73
Calculation steps:
[( 73 - 286 ) ÷ 286] x 100 = -74.48%
Formula
Percentage change = [(73 - 286) / 286] x 100
Subtract the new number by the original number
73 - 286 = -213
-213 ÷ 286 = -0.7447552447552448
-0.7447552447552448 x 100 = -74.48%