172.13% is the change from 61 to 166
Calculation steps:
[( 166 - 61 ) ÷ 61] x 100 = 172.13%
Formula
Percentage change = [(166 - 61) / 61] x 100
Subtract the new number by the original number
166 - 61 = 105
105 ÷ 61 = 1.721311475409836
1.721311475409836 x 100 = 172.13%