28.48% is the change from 660 to 848
Calculation steps:
[( 848 - 660 ) ÷ 660] x 100 = 28.48%
Formula
Percentage change = [(848 - 660) / 660] x 100
Subtract the new number by the original number
848 - 660 = 188
188 ÷ 660 = 0.28484848484848485
0.28484848484848485 x 100 = 28.48%