20.31% is the change from 704 to 847
Calculation steps:
[( 847 - 704 ) ÷ 704] x 100 = 20.31%
Formula
Percentage change = [(847 - 704) / 704] x 100
Subtract the new number by the original number
847 - 704 = 143
143 ÷ 704 = 0.203125
0.203125 x 100 = 20.31%