987.65% is the change from 81 to 881
Calculation steps:
[( 881 - 81 ) ÷ 81] x 100 = 987.65%
Formula
Percentage change = [(881 - 81) / 81] x 100
Subtract the new number by the original number
881 - 81 = 800
800 ÷ 81 = 9.876543209876543
9.876543209876543 x 100 = 987.65%