75.17% is the change from 286 to 501
Calculation steps:
[( 501 - 286 ) ÷ 286] x 100 = 75.17%
Formula
Percentage change = [(501 - 286) / 286] x 100
Subtract the new number by the original number
501 - 286 = 215
215 ÷ 286 = 0.7517482517482518
0.7517482517482518 x 100 = 75.17%