33.19% is the change from 684 to 911
Calculation steps:
[( 911 - 684 ) ÷ 684] x 100 = 33.19%
Formula
Percentage change = [(911 - 684) / 684] x 100
Subtract the new number by the original number
911 - 684 = 227
227 ÷ 684 = 0.33187134502923976
0.33187134502923976 x 100 = 33.19%