33.29% is the change from 691 to 921
Calculation steps:
[( 921 - 691 ) ÷ 691] x 100 = 33.29%
Formula
Percentage change = [(921 - 691) / 691] x 100
Subtract the new number by the original number
921 - 691 = 230
230 ÷ 691 = 0.33285094066570187
0.33285094066570187 x 100 = 33.29%