160.61% is the change from 66 to 172
Calculation steps:
[( 172 - 66 ) ÷ 66] x 100 = 160.61%
Formula
Percentage change = [(172 - 66) / 66] x 100
Subtract the new number by the original number
172 - 66 = 106
106 ÷ 66 = 1.606060606060606
1.606060606060606 x 100 = 160.61%