1001.23% is the change from 81 to 892
Calculation steps:
[( 892 - 81 ) ÷ 81] x 100 = 1001.23%
Formula
Percentage change = [(892 - 81) / 81] x 100
Subtract the new number by the original number
892 - 81 = 811
811 ÷ 81 = 10.012345679012345
10.012345679012345 x 100 = 1001.23%