27.71% is the change from 664 to 848
Calculation steps:
[( 848 - 664 ) ÷ 664] x 100 = 27.71%
Formula
Percentage change = [(848 - 664) / 664] x 100
Subtract the new number by the original number
848 - 664 = 184
184 ÷ 664 = 0.27710843373493976
0.27710843373493976 x 100 = 27.71%