1001.25% is the change from 80 to 881
Calculation steps:
[( 881 - 80 ) ÷ 80] x 100 = 1001.25%
Formula
Percentage change = [(881 - 80) / 80] x 100
Subtract the new number by the original number
881 - 80 = 801
801 ÷ 80 = 10.0125
10.0125 x 100 = 1001.25%