853.92% is the change from 102 to 973
Calculation steps:
[( 973 - 102 ) ÷ 102] x 100 = 853.92%
Formula
Percentage change = [(973 - 102) / 102] x 100
Subtract the new number by the original number
973 - 102 = 871
871 ÷ 102 = 8.53921568627451
8.53921568627451 x 100 = 853.92%