0.91% is the change from 658 to 664
Calculation steps:
[( 664 - 658 ) ÷ 658] x 100 = 0.91%
Formula
Percentage change = [(664 - 658) / 658] x 100
Subtract the new number by the original number
664 - 658 = 6
6 ÷ 658 = 0.00911854103343465
0.00911854103343465 x 100 = 0.91%