37.5% is the change from 208 to 286
Calculation steps:
[( 286 - 208 ) ÷ 208] x 100 = 37.5%
Formula
Percentage change = [(286 - 208) / 208] x 100
Subtract the new number by the original number
286 - 208 = 78
78 ÷ 208 = 0.375
0.375 x 100 = 37.5%
Example