33.28% is the change from 688 to 917
Calculation steps:
[( 917 - 688 ) ÷ 688] x 100 = 33.28%
Formula
Percentage change = [(917 - 688) / 688] x 100
Subtract the new number by the original number
917 - 688 = 229
229 ÷ 688 = 0.3328488372093023
0.3328488372093023 x 100 = 33.28%