36.48% is the change from 688 to 939
Calculation steps:
[( 939 - 688 ) ÷ 688] x 100 = 36.48%
Formula
Percentage change = [(939 - 688) / 688] x 100
Subtract the new number by the original number
939 - 688 = 251
251 ÷ 688 = 0.3648255813953488
0.3648255813953488 x 100 = 36.48%