740.2% is the change from 102 to 857
Calculation steps:
[( 857 - 102 ) ÷ 102] x 100 = 740.2%
Formula
Percentage change = [(857 - 102) / 102] x 100
Subtract the new number by the original number
857 - 102 = 755
755 ÷ 102 = 7.401960784313726
7.401960784313726 x 100 = 740.2%