9.01% is the change from 644 to 702
Calculation steps:
[( 702 - 644 ) ÷ 644] x 100 = 9.01%
Formula
Percentage change = [(702 - 644) / 644] x 100
Subtract the new number by the original number
702 - 644 = 58
58 ÷ 644 = 0.09006211180124224
0.09006211180124224 x 100 = 9.01%