9.18% is the change from 643 to 702
Calculation steps:
[( 702 - 643 ) ÷ 643] x 100 = 9.18%
Formula
Percentage change = [(702 - 643) / 643] x 100
Subtract the new number by the original number
702 - 643 = 59
59 ÷ 643 = 0.09175738724727839
0.09175738724727839 x 100 = 9.18%