216.38% is the change from 287 to 908
Calculation steps:
[( 908 - 287 ) ÷ 287] x 100 = 216.38%
Formula
Percentage change = [(908 - 287) / 287] x 100
Subtract the new number by the original number
908 - 287 = 621
621 ÷ 287 = 2.163763066202091
2.163763066202091 x 100 = 216.38%