181.82% is the change from 66 to 186
Calculation steps:
[( 186 - 66 ) ÷ 66] x 100 = 181.82%
Formula
Percentage change = [(186 - 66) / 66] x 100
Subtract the new number by the original number
186 - 66 = 120
120 ÷ 66 = 1.8181818181818181
1.8181818181818181 x 100 = 181.82%