841.18% is the change from 85 to 800
Calculation steps:
[( 800 - 85 ) ÷ 85] x 100 = 841.18%
Formula
Percentage change = [(800 - 85) / 85] x 100
Subtract the new number by the original number
800 - 85 = 715
715 ÷ 85 = 8.411764705882353
8.411764705882353 x 100 = 841.18%