95.45% is the change from 66 to 129
Calculation steps:
[( 129 - 66 ) ÷ 66] x 100 = 95.45%
Formula
Percentage change = [(129 - 66) / 66] x 100
Subtract the new number by the original number
129 - 66 = 63
63 ÷ 66 = 0.9545454545454546
0.9545454545454546 x 100 = 95.45%