21.79% is the change from 702 to 855
Calculation steps:
[( 855 - 702 ) ÷ 702] x 100 = 21.79%
Formula
Percentage change = [(855 - 702) / 702] x 100
Subtract the new number by the original number
855 - 702 = 153
153 ÷ 702 = 0.21794871794871795
0.21794871794871795 x 100 = 21.79%