977.27% is the change from 66 to 711
Calculation steps:
[( 711 - 66 ) ÷ 66] x 100 = 977.27%
Formula
Percentage change = [(711 - 66) / 66] x 100
Subtract the new number by the original number
711 - 66 = 645
645 ÷ 66 = 9.772727272727273
9.772727272727273 x 100 = 977.27%