691.18% is the change from 102 to 807
Calculation steps:
[( 807 - 102 ) ÷ 102] x 100 = 691.18%
Formula
Percentage change = [(807 - 102) / 102] x 100
Subtract the new number by the original number
807 - 102 = 705
705 ÷ 102 = 6.911764705882353
6.911764705882353 x 100 = 691.18%