198.48% is the change from 66 to 197
Calculation steps:
[( 197 - 66 ) ÷ 66] x 100 = 198.48%
Formula
Percentage change = [(197 - 66) / 66] x 100
Subtract the new number by the original number
197 - 66 = 131
131 ÷ 66 = 1.9848484848484849
1.9848484848484849 x 100 = 198.48%