35.66% is the change from 286 to 388
Calculation steps:
[( 388 - 286 ) ÷ 286] x 100 = 35.66%
Formula
Percentage change = [(388 - 286) / 286] x 100
Subtract the new number by the original number
388 - 286 = 102
102 ÷ 286 = 0.35664335664335667
0.35664335664335667 x 100 = 35.66%