30.27% is the change from 664 to 865
Calculation steps:
[( 865 - 664 ) ÷ 664] x 100 = 30.27%
Formula
Percentage change = [(865 - 664) / 664] x 100
Subtract the new number by the original number
865 - 664 = 201
201 ÷ 664 = 0.30271084337349397
0.30271084337349397 x 100 = 30.27%