1277.27% is the change from 66 to 909
Calculation steps:
[( 909 - 66 ) ÷ 66] x 100 = 1277.27%
Formula
Percentage change = [(909 - 66) / 66] x 100
Subtract the new number by the original number
909 - 66 = 843
843 ÷ 66 = 12.772727272727273
12.772727272727273 x 100 = 1277.27%