20.88% is the change from 704 to 851
Calculation steps:
[( 851 - 704 ) ÷ 704] x 100 = 20.88%
Formula
Percentage change = [(851 - 704) / 704] x 100
Subtract the new number by the original number
851 - 704 = 147
147 ÷ 704 = 0.20880681818181818
0.20880681818181818 x 100 = 20.88%