136.75% is the change from 166 to 393
Calculation steps:
[( 393 - 166 ) ÷ 166] x 100 = 136.75%
Formula
Percentage change = [(393 - 166) / 166] x 100
Subtract the new number by the original number
393 - 166 = 227
227 ÷ 166 = 1.3674698795180722
1.3674698795180722 x 100 = 136.75%