1206.06% is the change from 66 to 862
Calculation steps:
[( 862 - 66 ) ÷ 66] x 100 = 1206.06%
Formula
Percentage change = [(862 - 66) / 66] x 100
Subtract the new number by the original number
862 - 66 = 796
796 ÷ 66 = 12.06060606060606
12.06060606060606 x 100 = 1206.06%