85.29% is the change from 102 to 189
Calculation steps:
[( 189 - 102 ) ÷ 102] x 100 = 85.29%
Formula
Percentage change = [(189 - 102) / 102] x 100
Subtract the new number by the original number
189 - 102 = 87
87 ÷ 102 = 0.8529411764705882
0.8529411764705882 x 100 = 85.29%