21.12% is the change from 696 to 843
Calculation steps:
[( 843 - 696 ) ÷ 696] x 100 = 21.12%
Formula
Percentage change = [(843 - 696) / 696] x 100
Subtract the new number by the original number
843 - 696 = 147
147 ÷ 696 = 0.21120689655172414
0.21120689655172414 x 100 = 21.12%