24.05% is the change from 686 to 851
Calculation steps:
[( 851 - 686 ) ÷ 686] x 100 = 24.05%
Formula
Percentage change = [(851 - 686) / 686] x 100
Subtract the new number by the original number
851 - 686 = 165
165 ÷ 686 = 0.24052478134110788
0.24052478134110788 x 100 = 24.05%