33.13% is the change from 664 to 884
Calculation steps:
[( 884 - 664 ) ÷ 664] x 100 = 33.13%
Formula
Percentage change = [(884 - 664) / 664] x 100
Subtract the new number by the original number
884 - 664 = 220
220 ÷ 664 = 0.3313253012048193
0.3313253012048193 x 100 = 33.13%