35.18% is the change from 668 to 903
Calculation steps:
[( 903 - 668 ) ÷ 668] x 100 = 35.18%
Formula
Percentage change = [(903 - 668) / 668] x 100
Subtract the new number by the original number
903 - 668 = 235
235 ÷ 668 = 0.35179640718562877
0.35179640718562877 x 100 = 35.18%