7.15% is the change from 657 to 704
Calculation steps:
[( 704 - 657 ) ÷ 657] x 100 = 7.15%
Formula
Percentage change = [(704 - 657) / 657] x 100
Subtract the new number by the original number
704 - 657 = 47
47 ÷ 657 = 0.0715372907153729
0.0715372907153729 x 100 = 7.15%