964.2% is the change from 81 to 862
Calculation steps:
[( 862 - 81 ) ÷ 81] x 100 = 964.2%
Formula
Percentage change = [(862 - 81) / 81] x 100
Subtract the new number by the original number
862 - 81 = 781
781 ÷ 81 = 9.641975308641975
9.641975308641975 x 100 = 964.2%