30.13% is the change from 667 to 868
Calculation steps:
[( 868 - 667 ) ÷ 667] x 100 = 30.13%
Formula
Percentage change = [(868 - 667) / 667] x 100
Subtract the new number by the original number
868 - 667 = 201
201 ÷ 667 = 0.30134932533733133
0.30134932533733133 x 100 = 30.13%